32 Mastiff Dog Breeds Complete List of Mastiff Dog Breeds 42 Mastiff Mix Breeds Molosser Dogs
Mastiff breeds stand out for their immense size and loyal nature. These dogs belong to a group of working dogs known as Molossers, which have ancient origins.
Most mastiff dog breeds have a broad head, short muzzle, and heavy bone structure, and they are known for their relatively low-energy nature. But do not mistake these dogs for being lazy or unintelligent - many mastiff dogs are very smart and alert.
These dogs were often bred to work independently, so early and consistent positive reinforcement training is necessary. They often require consistent grooming and cleaning to prevent infections, especially in their skin folds. Mastiff breeds are generally large and powerful dogs that require careful socialization and training to ensure they are well-behaved family members.
Most mastiff dogs are protective, loyal, and affectionate, making them great family companions if properly trained. These breeds tend to have specific exercise and space needs, making them less suited for apartment living and more appropriate for experienced dog owners. Today's mastiff breeds are generally more mellow than their ancestors, yet they remain massive and powerful.
1. GREAT DANE Weight: Male: 73โ100 kg | Female: 54โ77 kg
Did you know that the German Mastiff often goes by the more common name of Great Dane? Standing up to 30 inches tall, this breed is known for being friendly and dependable, as well as often being good with children. Due to their powerful size as fully grown adults, obedience training in the early years is vital to ensure that they do not overpower you or have the innate desire to chase something that you have not spotted. Called โthe Apollo of dogs,โ the Great Dane looks more like a small horse than a dog. And while they are not "true" mastiffs (they were developed from German mastiffs and crossed with sighthounds) they share many traits. Tall, long, and regal, they may look like serious dogs, but many are loving goofballs. Danes don't need a whole lot of exercise, but they'll need plenty of space to stretch. And watch out for their long, whip-like tails, which can clear a table in one wag! The Great Dane descends from hunting dogs of the Middle Ages used to hunt bears, wild boar, and deer. They were also used as guardian dogs of German nobility. It is one of the two largest dog breeds in the world, along with the Irish Wolfhound. The Great Dane is a gentle giant originally bred in the 1800s for hunting wild boar and guarding estates in Germany. It remains a mystery how they came to be named Great Danes, as the breed has no roots in Denmark. Despite the impressive Great Dane size and guardian history, they are kind and enjoy family life. Nicknamed the โApollo of dogs,โ Great Danes are the tallest in the working class of dog breeds and one of the biggest breeds in existence.
2. ANATOLIAN SHEPHERD Weight: Male: 50โ65 kg | Female: 40โ55 kg
Anatolian Shepherd dogs are excellent companions and working dogs, who excel especially when working as livestock guardians. It is an ancient breed believed to have descended from mastiff and sighthound types, giving it the powerful build and strength characteristic of a mastiff. They are particularly good at defending livestock from wolves, coyotes and other potential predators and farmers rely on them heavily. Since 1994, they have been used by farmers in Africa as a deterrent for big cats such as Cheetahs. The breed's ancestry likely includes mastiff types and Roman Mollosian dogs, which contributed to its large size, strong build, and guarding abilities. This protective nature can sometimes cause a few issues when introducing the Anatolian Shepherd as a pet to a family. However, with the right socialization, it can be done with no problem. The Anatolian Mastiff breed has been recognized by the American Kennel Club (AKC) since 1999. They are currently ranked as the 90th most popular breed. The Anatolian Shepherd originates from the Anatolia region of Turkey and is a Mastiff dog type. It is thought that they were first seen around 6000 years ago. This dog was first seen outside of Eastern Europe in the 1970s when one was imported to the United Kingdom by Charmain Hussey. They were also imported into United States around the same time. The popularity of this purebred breed only grew in 1973 as a result of the Endangered Species Act. This act made it illegal to kill livestock predators, so farmers started using Anatolian Shepherds as deterrents to these predators on their ranches.
3. AMERICAN MASTIFF Weight: Male: 72โ90 kg | Female: 63โ81 kg
The American Mastiff can only be described as a giant of a dog. This colossus canine grows to reach almost 200 pounds and can stand up to 36 inches tall. That is a lot of dog, but luckily, they have a mellow temperament and are not aggressive. This Mastiff breed was developed as a cross between the English and Anatolian Mastiffs. The American Mastiff has a very similar appearance and disposition to its English counterpart, though it is a little smaller on average. Some breeders disagree on whether the American Mastiff stands on its own as a distinct breed or not. However, fans of the breed say these dogs have drier mouths and may be slightly friendlier than other types of Mastiff. The American mastiff is a combination of grandeur, good nature, and gentleness. Dignity rather than gaiety. They are neither shy nor vicious. The well-trained American Mastiff is calm, controlled, and confident. Understanding, patient, and loving with their family, especially children. A well-socialized American Mastiff is friendly yet sensitive and alerts to changing situations. They are not aggressive by nature but will defend their family if necessary. They respond to threats with judicious warnings and courageous action if needed. Any unprovoked aggressive or fearful behavior toward people is incorrect for this breed.
4. BROHOLMER Weight: Male: 73โ100 kg | Female: 54โ77 kg
The Broholmer is a type of mastiff, often called the Danish Mastiff. It is a large, mastiff-type dog breed that originated in Denmark and is known for being calm, good-natured, and confident. The Broholmer, also called the Danish Mastiff, is a large mastiff breed of dog from Denmark, recognized by the Danish Kennel Club and the Fรฉdรฉration Cynologique Internationale. It has been employed as a guard dog in the homes of the wealthy. The Broholmer is a large dog with a resounding bark and confident walk. Intelligent, alert, and loyal, Broholmers love cuddling with their people. These mighty pups tend to be good with children and other dogs, making them great family companions. Broholmers are calm, docile, and even-tempered. They may be wary of strangers, but they are loyal and affectionate to their family. Keep in mind, however, that Broholmers are best for families with older children who know how to approach and play with large dogs. Despite their large size, Broholmers often act as though they think they are lap dogs. They love to be around or even on members of their human pack. As a big breed, the Broholmer requires a large home with a yard. And because Broholmers can also be stubborn or willful, training is a must. Training Broholmers is relatively easy, as they are intelligent and eager to please. But since they can also be stubborn, you must take charge as the dominant pack leader. And you should continue training throughout your dog's life to prevent future disobedience. Most Broholmers enjoy playing hide-and-seek, retrieving balls, and catching frisbees. These activities both exercise and entertain your Broholmer's body and mind. Like camping, hiking, frolicking in the park, or strolling around the neighborhood? Your Broholmer will be an eager tagalong. If you limit outdoor activity to your yard, make sure the area is fenced and secure.
5. BULLY KUTTA Weight: Male: 70โ90 kg | Female: 60-70 kg
The Bully Kutta is a type of large dog that originated in the Indian subcontinent, dating back to the 16th century. The Bully Kutta is a working dog used for hunting and guarding. The type is popular in the Punjab region of India and Pakistan, including Haryana and Delhi. Bully Kutta is a type of mastiff. It is also known as the Sindhi mastiff or Indian mastiff and is a large, muscular breed that originated in the Indian subcontinent, primarily in the region of Punjab and other areas of northern India and Pakistan. The bully kutta is a rare protective breed has a long history as a working dog, and they require experienced dog owners in order to be happy and thrive in their homes. While bully kuttas are rarely seen outside of their home countries, some individuals may be interested in adding this interesting dog to their home. Itโs important that you learn all you can about the bully kutta if you plan on adopting one. These dogs are not for everyone, and we give you all of the information you might need about this dog below in our complete guide. Read on to understand the basics of this breed and what it takes to care for them properly. The bully kutta is known for being protective, devoted to their owners, and independent. They are strong-willed, and it takes an experienced owner to work with these dogs and properly train them. Bully kuttas are watchful and often distrustful of strangers or intruders in their homes, and they typically need a lot of exercise and mental stimulation to stay happy.
6. ROTTWEILER Weight: Male: 50โ60 kg | Female: 35โ48 kg
The Rottweiler is a breed of domestic mastiff type dog, regarded as medium-to-large or large. The dogs were known in German as Rottweiler Metzgerhund, meaning Rottweil butchers' dogs, because their main use was to herd livestock and pull carts laden with butchered meat to market Rottweiler is a mastiff-type dog, descended from ancient Roman mastiff breeds. They are considered part of the mastiff family due to their ancestry, although they are a distinct breed with their own specific characteristics. Rottweilers need at least 60 minutes of exercise every day. This can be walks around the neighborhood, hikes, dog sports, and backyard playtime. Without enough exercise, Rottweilers can easily become bored. They must receive enough mental stimulation to stay engaged and prevent unwanted behaviors - like chewing your furniture. The typical Rottweiler temperament ranges from natural clowns, affectionate to almost everyone, to the very reserved one-person dog. Each dog is an individual, and breed only makes up about 9% of any dog's overall behavior. This breed was originally bred as a working and guardian dog. This means they may develop a barking habit whenever they are in an unfamiliar situation or meeting a new person. Rottweilers make great family dogs and are often gentle with children. Like all dogs, they need to be trained and socialized from an early age, and kids at home need to learn how to interact with dogs appropriately. Rottweilers are generally quiet, gentle, and calm dogs. The breed is known to follow their pet parents around the house and desires close companionship.
CATTLE DOG Weight: Male: 25-35 kg | Female: 20-30 kg
The Saint Miguel Cattle Dog is a dog breed of mastiff type originating on Sรฃo Miguel Island in the Azores, an island chain which is one of the autonomous regions of Portugal. The breed was originally used as a herding dog for working with cattle. The Saint Miguel Cattle Dog is a dog breed of mastiff type originating on Sรฃo Miguel Island in the Azores, an island chain which is one of the autonomous regions of Portugal. The breed was originally used as a herding dog for working with cattle. A cattle dog originating in the island of Saint Miguel in the Azores, also known as the ยซCow Dogยป. Its history is linked to that of the now extinct Terceira Dog. The existence of the Saint Miguel Cattle Dog has been documented since the beginning of the 19th century. A cattle dog par excellence, it is equally a good guard dog for properties and people. A very determined character towards strangers but docile with its owner. Very intelligent and very receptive. While carrying out its duties driving dairy herds it bites low to avoid harming the cows' udders. However when dealing with stray cattle it may bite higher.
8. CHONGQING Weight: Male: 17-25 kg | Female: 14-17 kg
The Chongqing dog is considered an ancient mastiff breed from China, historically used for hunting and guarding. While it is a mastiff, it is typically smaller than other mastiff breeds, with a strong and muscular build, making it a unique type of mastiff. The Chongqing dog is an ancient mastiff Tugou historically used for hunting and guarding in Chongqing, China. Today this breed is prized as a fearless and tough protector of their family and home. The term "Chongqing Dog" may also be used to refer to the Chuandong hound. It is found in Singapore. Chinese Chongqing Dogs are intelligent, independent, and brave pups. Loyal to their people, they make dedicated workers and devoted pets. The Chinese Chongqing is a noble, fearless breed. These pups are protective of their humans and will not hesitate to defend them if they perceive a threat. For this reason, they do best in homes with experienced pet parents confident in handling such self-appointed bodyguards. Though independent, Chongqing are playful and like spending time with their people. They also enjoy going on adventures. But you should always leash your dog when in unfenced outdoor areas. Otherwise, their natural desire to hunt may send them after other animals.
9. ENGLISH MASTIFF Weight: Male: 73โ100 kg | Female: 54โ77 kg
Also known as an Old English Mastiff, the Mastiff is best known for being big-boned and well-muscled with a loyal and patient disposition. The English Mastiff, or simply the Mastiff, is a British breed of very large dog of mastiff type. It is likely descended from the ancient Alaunt and Pugnaces Britanniae, with a significant input from the Alpine Mastiff in the 19th century. They are one of the largest mastiff breeds. The breed originated in England, where the dogs' size made them a natural choice as guardians. But the Mastiff was also put to service during World War I and World War II to pull carts loaded with ammunition, according to the Mastiff Club of America (MCA). Today, the Mastiff is often a family pet. Mastiffs are gentle giants with adorable jowls, and they'd love to be your best friend. With their calm manner, kind heart, and dignified air, they are looking for chill pet parents who will give them the love they deserve. Thatโs still a giant dog, and while taking in a pup that size might seem intense, personality-wise these canines are remarkably laid-back. Loyal and courageous, English Mastiffs have big hearts and a gentleness that makes them excellent family dogs. With proper socialization, Mastiffs get along well with children, and chances are kids will love them back just as much. Youโll need to keep an eye on all Mastiff-kiddo interactions to make sure your dog does not accidentally knock down a child.
10. BOERBOEL Weight: Male: 68โ91 kg | Female: 68โ91 kg
The Boerboel (pronounced BOR-bul) is a breed from South Africa, which is why the dogs are sometimes known as South African Mastiffs. This mastiff breed is athletic and reaches 90 kg in size. Plan on at least one long walk each day for your Boerboel, and do not overlook the importance of building a strong bond through engaging training sessions, since the breed is known for their independent nature. The boerboel is mastiff-type dogs that had arrived in the country with 17th-century European settlers as well as local African dogs. The boerboel was used as a farm guardian, protecting livestock from predators and thieves, and keeping the family safe. Although this massive dog is protective, they are not aggressive toward friendly people and are gentle with respectful children. Massive, stocky, and muscular, boerboels need space, so they are not well-suited to apartments or city life. The breed responds well to positive reinforcement training, but because of their large size and dominant nature, this dog is not for inexperienced dog parents. Consistent and early training and socialization are extremely important. With lots of training and socialization and the right owner, the Boerboel is an intelligent, friendly dog that is known for getting on very well with children. The Boerboelโs name derives from the word "boer" which means "farmer", so it is not difficult to guess what these dog's were originally used for. A giant breed, these pups were originally bred to be guardians and protectors, although nowadays are also known for being pets and companions. They are actually known to be quite lazy and laid-back dogs, despite their size and power!
11. BULLMASTIFF Weight: Male: 50โ59 kg | Female: 45โ54 kg
The Bullmastiff is an English breed of dog of mastiff type and large size, with a solid build and a short muzzle. It was developed as a guard dog in the nineteenth century by cross-breeding the English Mastiff with the now-extinct Old English Bulldog. It was recognised as a breed by The Kennel Club in 1924.The Bullmastiff is one of the smaller mastiff breeds, but they are definitely not tiny dogs. These pups typically weigh 60 kg when fully grown. Their smaller stature is due to their breeding: Bullmastiffs were created by crossing Mastiffs with Bulldogs. While Mastiffs are typically known for being rather docile, the Bullmastiff requires considerable exercise and mental stimulation to be happy and healthy. The bullmastiff was originally known as โThe Gamekeeperโs Night Dogโ owing to their job assisting 19th-century estate gamekeepers who patrolled the grounds at night on the lookout for poachers trying to illegally hunt and steal game. The bullmastiff was created by breeding mastiffs with old-style bulldogs, who were much larger than today's bulldogs. The bullmastiff is extremely protective and requires careful socialization and training in puppyhood so they can learn to be discerning without being overprotective. Bullmastiffs love children, but the breedโs large size and rambunctiousness in young dogs can result in knock-downs if training isnโt started early. Bullmastiffs are extremely loyal to their human family.
12. CANE CORSO Weight: Male: 45โ50 kg | Female: 40โ45 kg
The Cane Corso, also known as the Italian Mastiff, has typical mastiff features, with a large head and muscular build. But these dogs also mature on the smaller side, weighing between 45 and 50 kg on average. In general, a Cane Corso is more serious and reserved than other mastiff breeds, but that does not mean they enjoy family time any less. Cani Corsi (the proper plural of Cane Corso) thrive when they have a job to do and their favorite humans by their side. Originally used as war dogs, the cane corso eventually transitioned to less ferocious work, including hunting wild boar, working on farms and with livestock droving, and guarding homes and property. Smart, strong, and assertive, the cane corso is a wonderful family pet due to his easygoing and affectionate personality. But be aware he requires mental and physical stimulation lest he begin acting out from boredom and frustration. Twice daily short runs or, at least, very brisk walks, are needed to keep this breed happy. The cane corso can be willful, so they need intensive socialization to avoid aggression toward people or other dogs. It is considered an expert-level breed, but with the right person, the cane corso can be a loyal and affectionate family companion. The Cane Corso is recognized as a โMolossusโ dog breed. This breed appeared constantly throughout Ancient Greek history in old sculptures and paintings. Molosser dog breeds are made up of both Bully dog and Mastiff dog breeds. The Cane Corso was not recognized by the American Kennel Club (AKC) until 2010. This means that they have a breed standard and breeders try not to stray too far from their Italian heritage. Unfortunately, the Cane Corso is banned in some states throughout the United States due to their involvement of the injuring and killing of smaller domestic animals. There are also restrictions in some places for dogs who have a history of hurting or killing other animals, so you will need to check your local area.
13. MASTINO NAPOLETANO Weight: Male: 60โ70 kg | Female: 50โ60 kg
The Neapolitan Mastiff turns heads not just because of their size, but because of their droopy, loose skin, heavily wrinkled face; and gorgeous short coat that can be black, tawny, or blue-gray. Though Neapolitan Mastiffs historically worked as guardians, today they are known for their legendary laziness. The breed loves to stretch out in the sun and is a frequent napper. With their enormous build, wrinkled skin, and formidable expression, the Neapolitan mastiff looks every bit the war dog that they once were in Ancient Rome. It is believed that the breed was purposely developed to look intimidating so the appearance alone would be enough to stop attackers, and the effect works extremely well. With family, the Neapolitan mastiff is calm, gentle, and affectionate, and they get along well with children they are familiar with. Due to the breedโs guarding background and great size, early training and socialization are needed to help the Neapolitan mastiff mature into a well-balanced and well-behaved family member. You won't have to groom a Neapolitan mastiff very often, but a bib might be nice, as those large jowls release a lot of drool! Regardless, this Italian beauty captivates dog lovers with her charm, wits, and generally calm nature. If you have a big enough apartment to make a 150-pound dog comfortable, this type of mastiff might be the perfect fit, as she only needs a casual daily stroll and plenty of nap space to be happy.
14. PRESA CANARIO Weight: Male: 50โ65 kg | Female: 38โ50 kg
The Presa Canario is a mastiff breed that originated from the Canary Islands off the coast of Spain and matures to a weight of around 60 kg. Plenty of exercise and consistent training are essential for a Presa Canario. This mastiff dog is loyal and devoted to their family, but without proper lifelong socialization they can be reserved around new people. Powerful and agile, the Presa is not for everyone. But if you have the time to provide plenty of exercise and engaging activities, you will see how loyal and loving the breed can be. These dogs love their families and will fiercely protect them from danger. Presa Canario, which is a Molosser-type dog breed. You might know this dog as a Canary Mastiff (or Perro de Presa Canario or Dogo Canario) due to where they originated in the Canary Islands which are part of Spain. If you are looking for a "proper dog", then a Presa Canario might be the right choice for you. They are large, protective, and definitely won't be just a lap dog in your household. It is not by chance that this breed has gained a reputation for being just like a guard dog, although do not be fooled into thinking that the temperament of each individual canine is exactly the same. These mastiff type dogs are study and hardworking, but a well-bred pup of this breed can also be trained to be calm and loving in the family home, provided they do not live with other pets. In some parts of the United States, this breed has been used for dog fighting, which is why they are often a misrepresented dog. The Perro de Presa Canario has grown in popularity further than its country or islands of origin, but how did it become a well-loved, although sometimes misunderstood, big dog in households in North America, Europe, and elsewhere around the world? Sadly, the exact origins are not fully known, but there have been some educated guesses made which provide a good indication at the very least.
15. PYRENEAN MASTIFF Weight: Male: 75-80 kg | Female: 75-78 kg
The Pyrenean Mastiff or Mastรญn del Pirineo is a Spanish breed of large livestock guardian dog from the autonomous community of Aragรณn in north-eastern Spain. It was traditionally used to protect flocks during the annual transhumance to high summer pasture in the Pyrenees. The Pyrenean Mastiff sports a thick, fluffy coat instead of short and sleek fur - just like their close relative, the Great Pyrenees. The extra protection from the dense coat served as valuable insulation in the breedโs homeland of the Spanish Pyrenees Mountains, where the dogs worked closely with shepherds to guard livestock. The Pyrenean Mastiff is a relatively rare dog breed but makes an excellent family companion. The breed's gentle nature means they can be good around kids. Pyrenean mastiffs are considered to be among the rarest and oldest breeds, dating back roughly 3,000 years. They have a lengthy history as working dogs, specifically livestock guardians, protecting sheep from wolves and bears. In addition to being incredible guardians and watchdogs, Pyrenean mastiffs are slobbery sweethearts who are extremely devoted to their people and are great with kids and other pets, making them excellent family dogs. The Pyrenean mastiff looks a bit like a colored, droopy-faced variety of the Great Pyrenees, which makes sense because the two breeds have shared lineage. These huge dogs can reach weights up to 240 pounds and look even larger due to their fluffy coats. Gentle, calm, and intelligent, Pyrenean mastiffs make excellent family dogs. Just be ready for regular grooming, plus extra during seasonal shedding.
16. SPANISH MASTIFF Weight: Male: 90โ100 kg | Female: 52โ77 kg
Spanish Mastiffs are considered brachycephalic because they have a short, broad muzzle and a "pushed-in" facial conformation. This trait is shared with other mastiff breeds and can lead to potential respiratory issues, such as difficulty breathing, due to shortened upper airways. The Spanish Mastiff or Mastรญn Espaรฑol is a breed of mastiff from Spain, originally bred to be a guard dog and whose specialized purpose is to be a livestock guardian dog protecting flocks and/or herds from wolves and other predators. The Spanish Mastiff was originally bred to keep livestock safe from large predators, so it is no surprise that these large dogs typically reach 100 kg. While the Spanish Mastiff looks somewhat similar to the Pyrenean Mastiff, the breed's short, thick coat comes in a wider range of colors, including yellow, red, black, and fawn and might have a brindle pattern, according to the breed standard. True to their guardian nature, the Spanish Mastiff is gentle around their trusted humans but can be aloof around new people. Spanish Mastiffs, with their giant size and powerful bodies, have been used as livestock guardians for more than 2,000 years. Originally from Spain, the breed was tasked with protecting sheep from wolves and other predators and one Spanish Mastiff dog was considered to be capable of looking after up to 100 sheep on their own, according to the American Kennel Club (AKC). Spanish Mastiffs have a kind and calm temperament around family members, including children they know. However, they can be on guard around strangers, which is why socialization and training during puppyhood is crucial. Many Spanish Mastiffs can live happily with other pets, including small dogs and cats, but they must be supervised and socialized with them starting at an early age. This breed is considered low-energy but does need about an hour of exercise every day.
17. TIBETAN MASTIFF Weight: Male: 41โ68 kg | Female: 34โ54 kg
The Tibetan Mastiff is a large Tibetan dog breed. Its double coat is medium to long, subject to climate, and found in a wide variety of colors, including solid black, black and tan, various shades of red and bluish-gray, and sometimes with white markings around its neck, chest and legs The lion-like look of the Tibetan Mastiff is their most distinguishing feature. The Tibetan Mastiff has a very fluffy double coat that requires much more maintenance than short-haired mastiffs. Their thick coat also limits the dogโs tolerance for strenuous activity in hot weather. That said, this dog thrives in cold weather and snow as long as it is not too cold. Tibetan Mastiffs are exceptional guard dogs with a strong protective instinct, requiring experienced dog owners for proper handling. The breed demands cautious socialization and training due to its territorial nature and potential aggression toward strangers. The massive Tibetan mastiff retains their protective instincts, committed to watching over their home and human family with endless tenacity. The Tibetan mastiff requires extensive socialization, and the breed can be difficult to train, so this breed requires a confident dog parent who can be a firm yet fair leader. For knowledgeable pet parents with guardian dog experience, the Tibetan mastiff is unparalleled for their loyalty, devotion, and drive to protect family. Regular grooming is straightforward outside of seasonal shedding, but their health needs careful attention to avoid joint and genetic issues. The Tibetan mastiff is a rare, large dog breed from Tibet with a massive, towering frame, flowing mane, and watchful expression. The breed is said to be as magnificent and alert as a lion. Used in Tibet and the Himalayas for thousands of years as powerful and imposing estate guardians, today's Tibetan mastiff retains those protective instincts, watching over their home and family with endless tenacity.
(JAPANESE MASTIFF) Weight: Male: 73โ100 kg | Female: 54โ77 kg
The Tosa, also known as the Japanese Mastiff, is a dog breed of Japanese origin that is considered rare. It was originally bred in Tosa, Shikoku, as a fighting dog and the only dog legally allowed in Japanese dog fighting. Ownership is restricted in some countries as a dangerous breed. The Tosa, also known as a Japanese Mastiff, is the largest of the Japanese dog breeds. Unfortunately, this mastiff dog breed was historically used for dog fighting, and without consistent socialization, today's pet Tosas can be reserved around new people. But with people they love and trust, a Tosa can make a steady and calm companion. Tosa Inus can be quietly affectionate with their families, but they are usually aloof with strangers. They require extensive socialization to help them become accepting of welcome visitors. Due to their history of dogfighting, they can also be aggressive toward other dogs, especially those they don't know. Extremely loving with family, this breed is usually calm and composed, even serene. However, the Japanese mastiff is cautious around strangers and, due to his sad history, potentially aggressive with other canines. His vigilant disposition means he is a great watchdog, but he probably needs to be the only pet in the household.
19. FILA BRASILEIRO Weight: Male: 50-55 kg | Female: 50-45 kg
The Fila Brasileiro is a Brazilian breed of large working dog of mastiff type. It is used as a guard dog, for cattle herding and for big-game hunting; it may also be kept as a companion dog or pet. Also called the Brazilian mastiff, the Fila Brasileiro was developed in Brazil centuries ago. Their origins are uncertain, but they are believed to have originated from mastiffs, bloodhounds, and ancient bulldogs. Filas were valued for their protective instincts and power, which enabled them to hunt and subdue large prey such as jaguars. The Fila Brasileiro is bold, strong, and devoted to their human family, and they can do well with respectful children. They like to stay close and keep watch over their people. The Fila is fiercely protective of loved ones and property but is often reserved with strangers. Filas may not do well with small pets due to their strong hunting instinct, but usually get along well with other medium and large dogs if they're raised together.
20. DOGO ARGENTINO Weight: Male: 40โ45 kg | Female: 35โ40 kg
The Dogo Argentino is not exactly a mastiff, but is considered a mastiff-type dog. The breed was developed in Argentina from the Spanish and Pyrenean mastiff and served as a fierce hunter of large game. Hard-working and determined, Dogos need to keep busy with things that occupy their minds and move their large, athletic bodies. They are loyal to family members and will thrive in homes that prioritize training, socialization, and exercise. Dogo Argentino is an Argentine breed of large dog of mastiff type. It was bred in the early twentieth century in Cรณrdoba in central Argentina, primarily for hunting large game such as peccaries, wild boar, and pumas. Also commonly known as the Argentinian Mastiff, this intelligent breed can be playful and easy to train, as well as becoming a loyal guardian of its home and those they share it with. They were originally bred to help humans with big-game hunting, such as wild boar. With some males weighing in at almost 100 pounds, they can be incredibly powerful dogs and, if not raised with the correct training or without socialization, can show aggression to dogs and other animals they are unfamiliar with. Because these dogs are athletically built and energetic, they require lots of daily exercise, such as long walks, running, and playing fetch. Dogo Argentinos can become destructive when they are bored, so regular exercise is also important for maintaining their mental well-being as well as their physical health. They can be independent-minded when it comes to training, so a Dogo Argentino requires experienced pet parents to ensure an appropriate upbringing. Unfortunately, the Dogo Argentino is banned in several different countries because of its aggressive reputation and popularity within the dogfighting world. While this does not automatically mean the breed canโt make a great pet, it absolutely needs a household with the structure and training experience to handle its size and demeanor.
21. CIMARRON URUGUAYO Weight: Male: 38โ45 kg | Female: 33-40 kg
The Cimarrรณn Uruguayo is a breed of molosser-type dog originating in Uruguay. The Uruguayan Cimarron is a multi-purpose working dog that is the only native breed to Uruguay. He will be called by a different name depending on the region you are in, but he as been designated by the Uruguayan government as the Uruguayan Cimarron. Today, this multi-purpose dog is mainly a family companion but in some areas he is still used for hunting, cattle driving and herding. He is known to be a wanderer and will need a secure fence to keep them from getting into mischief. The Uruguayan Cimarron has a high prey drive and will need to be closely watched around other pets in the home. The Uruguayan Cimarron is not a dog for first time dog owners. He must have a solid fence to keep him contained. The Uruguayan Cimarron loves to wander and if allowed to do so, he can easily become an aggressive dog towards people and other animals. Your fence will have to be examined every few weeks for any weaknesses since the Uruguayan Cimarron is an intelligent dog that will be able to find a way to escape through a weakened spot. Training and socialization will need to be started at a young age and be continual. He will try to dominate family members; therefore, he must understand his role within the family. Expect the Uruguayan Cimarron to challenge you for the alpha role if you are not a strong leader. Generally, he is not a good choice for families with children. The Uruguayan Cimarron should be closely monitored around children and other pets within the home.
22. DOGO GUATEMALTECO Weight: Male: 40-45 kg | Female: 35โ40 kg
The Dogo Guatemalteco is the only breed native to Guatemala and they are the official national breed. While the Dogo Guatemalteco and the Dogo Argentino are similar in look and temperament, they are not closely related. The Dogo Guatemalteco makes an excellent guard dog and is naturally suspicious of strangers. Dogo Guatemalteco is considered a mastiff-type dog and was even formerly known as the Guatemalan Mastiff. It is a Molosser-type breed that originated in Guatemala and is officially recognized by the Asociaciรณn Canofila Guatemalteca (ACANGUA), the Guatemalan Kennel Club. The Dogo Guatemalteco is classified as a Molosser-type dog, which includes many mastiff breeds. The breed was developed from crosses including the old Bull Terrier, Boxer, and Dalmatian. Over time, it became more mastiff-like, and the name was changed from Guatemalan Bull Terrier to Dogo Guatemalteco to reflect its new identity. They form strong bonds with their family and are extremely difficult to re-home as an adult. Training is essential to ensure they understand their place within the family and do not challenge for the top position. These dogs need a strong leader to handle them and can easily become aggressive and unmanageable. The Dogo Guatemalteco was bred specifically to be a guard dog. They have also been used in dog fighting rings. These dogs are faithful and form strong bonds with their family. They can easily become a one person dog if they are not regularly handled by more than one person. Their loyalty makes it extremely difficult to re-home an adult Dogo Guatemalteco. The Dogo Guatemalteco is naturally suspicious of strangers and will not tolerate unknown people coming onto their territory. While not necessarily a childโs dog, they can do well with children they are raised with as long as they know their position within the family. Training is essential and a strong leader within the home to keep them in check is also necessary. These dogs can be somewhat stubborn and very dominant when not properly trained. Early socialization and training classes will help their new family learn how to train them into a well-rounded family companion.
23. KURDISH MASTIFF Weight: Male: 80-90 kg | Female: 60โ70 kg
The Kurdish Mastiff, Assyrian Shepherd, or Pshdar dog is a dog landrace native to the mountainous Kurdistan Region in Iraq, especially the Pshdar region in Sulaymaniyah Governorate. This dog is often used as a livestock guardian against predators and number around a few thousand heads. The Kurdish Mastiff, also known as the Pishdar or Pshdar dog, is a powerful livestock guardian from the Kurdistan Region of Iraq, known for its immense size, courage, and protective nature against predators like wolves and bears. It has loose skin, a large dewlap, and can have a variety of coat colors. The breed is highly valued in its native mountainous areas but is not a typical pet, often requiring experienced owners due to its strong instincts. The "Kurdish Mastiff" is considered a type of mastiff, although the name is also used for other breeds like the Pishdar dog and Assyrian Shepherd. It is an ancient, powerful breed known for its size and use as a livestock guardian in the Kurdistan region. While sometimes confused with breeds like the Kurdish Kangal, the Kurdish Mastiff also known as Pishdar, is a distinct, large breed. Kurdish Mastiff is brave, strong-willed, and protective, Intelligent and loyal guardian, Requires consistent and firm training from an experienced owner.
24. PERRO DE PRESA MALLORQUIN Weight: Male: 80-90 kg | Female: 60โ70 kg
Perro de Presa Mallorquin is a type of mastiff, also commonly known as the Majorca Mastiff or Ca de Bou. It is a Spanish breed of molosser, which is a category that includes mastiff-type dogs, and it was developed as a guard and catch dog. It is known by several other names, including Ca de Bou, Majorca Mastiff, Mallorquin Bulldog, and Perro Dogo Mallorquin. The breed originated in Majorca, Spain, and was historically used as a guard dog and for bull-baiting, which is where its "bulldog" name comes from. Quiet by nature, the Perro de Presa Mallorquin can under some circumstances be courageous and brave. He is at ease with people, faithful and devoted to his master. As a watch and guard dog, he is unsurpassed. In quiet situations, he is trusting and self-assured. When roused, his expression is piercing. Were one to find a purebred Mallorquin Bulldog one would possess a guard dog of unsurpassable ability- a dog that would require discipline and leadership. This breed is strong-minded but obedient if the owners are stronger minded than the dog. If they are not, they will find a dog that will test them every step of the way. These dogs adore children. They remain formidably powerful and alert, and retain the tenacity of their bull-baiting past. This breed is not for the casual pet owner. Makes a good watch and guard dog. Needs an owner who understands a dog's natural "pack order". Proper human to canine communication is essential.
25. DOGUE DE BORDEAUX Weight: Male: 50โ68 kg | Female: 45โ54 kg
The Dogue de Bordeaux hails from France, which is why this breed is sometimes referred to as the French Mastiff. They are easily recognizable for their wrinkly face and solid red coat. The breed's gentle temperament and laid-back nature make for a great family dog, but bear in mind that these dogs have a rather short lifespan: 5-8 years is common. Today, the Dogue de Bordeaux is a protective and loyal companion that is very affectionate with and attached to family. The Dogue de Bordeaux can get along wonderfully with kids, but they need plenty of exercise, training, and socialization to be the best they can be. The average life expectancy of a French Mastiff is between 7 and 10 years. Like all dog breeds, however, they can vary in lifespan depending on their health and lifestyle. They were ranked 70 out of 197 in the most popular breeds by the AKC in 2021. Dogues de Bordeaux are known for their calm and gentle temperament. They are extremely loyal to their families and are typically patient and affectionate with children. While Dogues enjoy daily walks and playtime, they are not overly active. But providing mental stimulation through interactive games like fetch is important to prevent boredom. Grooming needs are relatively low for this breed.
26. ALAUNT (Extinct Dog Breed !) Weight: Male: 30โ40 kg | Female: 25โ35 kg
The Alaunt is an extinct type of dog which came in different forms, with the original possibly having existed in North Caucasus, Central Asia and Europe from ancient times. Alaunt is often considered a historical predecessor to or type of mastiff, rather than a distinct, separate breed. The term "alaunt" referred to a large, powerful dog used for hunting and guarding, and modern mastiff breeds are believed to have descended from this ancient type. The Alaunt was a type of dog revered for its size and strength. Modern mastiffs, particularly the English Mastiff, are likely descended from the Alaunt and another ancient breed, Pugnaces Britanniae. Not a single breed: The Alaunt was not a single, unified breed, but a category of dog with different types described by historical sources. These types included the Alaunt gentile (a large sighthound type) and the Alaunt de boucherie - a large, powerful dog used for hunting big game like bears and wild boars. Modern legacy: The Alaunt type is now considered extinct in its original form, but its influence lives on in modern mastiff-type breeds. Some believe certain modern breeds, like the Great Dane, are close descendants of the Alaunt. The original Alaunts were similar to Mastiffs with short flat heads, big lips, and shorter snouts. They had short, smooth fur and in some cases, wrinkly, loose skin. Alaunts came in a variety of colors including browns, blacks, tans, and whites while also having markings such as a brindle pattern or spots of color on their chest, feet, or back. Their tail could also be various lengths but they were known to have a longer or medium size tail. Like the bully breeds, Alaunts were muscular with a wide chest and thick thighs. These dogs had shorter floppy ears that may have been cropped, especially if they were used as hunting dogs. Alaunts were known to be intelligent and very energetic which is why they were deemed fit for herding cattle. This breed was so smart they were sometimes thought of as a little bossy since they knew what they wanted. Although they had a lot of energy, they were also adaptable to different environments and situations which makes sense since they were brought to war and various nations throughout history. Independence in this breed is a side effect of them being intelligent. They were very loyal and kind to their pack leader.
27. BULLENBEISSER (Extinct Dog Breed !) Weight: Male: 25โ40 kg | Female: 25โ27 kg
A large, mastiff-like breed, the Bullenbeisser was primarily used for bull-baiting and boar hunting. Although it was capable of taking down all large game. When bred for hunting bear it was often known by the alternative name of Bรคrenbeisser. Some sources state this as a separate breed. This dog was trained to hold game for their hunters. It would leap up and clamp its jaws on the preyโs nose or ears until they were killed. The Bullenbeisser, also known as the German Bulldog, is an extinct breed of dog known for its strength and agility. It is an ancestor of both the modern Boxer and the English bulldog. The Bullenbeisser was a mastiff-like dog and thought to have been bred as a hunting dog. Bullenbeisser was a mastiff-like German breed, and it is considered an ancestor of modern mastiff-related breeds like the Boxer. Known for its strength, it was originally used for hunting large game like boar and bulls, and it also shares a lineage with other large gripping dogs. The Bullenbeisser was a large, mastiff-like dog, with different varieties existing depending on size and region. It is a direct ancestor of the Boxer breed, having been crossed with the English Bulldog to create the modern Boxer. The breed was historically used for hunting and holding large prey, such as wild boar and deer, until their owners could claim the kill. The name literally translates to "bull-biter," a nod to its use in bull-baiting and other hunting practices. There were 2 types of Bullenbeisser: Smaller Brabanter type (precursor to the Boxer): Would likely have been close in weight to early Boxers and Larger Danziger type: This type was a larger, mastiff-like dog used for hunting large game like bears and boars.
28. CORDOBA FIGHTING DOG (Extinct Dog Breed !) Weight: Male: 32โ55 kg | Female: 32โ55 kg
The Cรณrdoba fighting dog was a type of dog indigenous to Cรณrdoba, Argentina, that resulted from crossbreeding old mastiff types of unknown pedigree. They were purposely bred for the sport of dog fighting until the early 20th century. They became extinct after dog fighting became illegal in Argentina in 1954. Cรณrdoba fighting dog was a mix that included a mastiff, and it was specifically bred for dog fighting. The breed was a cross of various mastiffs, bulldogs, and bull terriers, and it was so aggressive that it became difficult to breed and is now extinct. The Cรณrdoba fighting dog was created by crossbreeding old mastiff types, bull terriers, English bulldogs, and other fighting dogs. It was developed and used for dog fighting in Argentina until the sport was made illegal in 1954, at which point the breed became extinct. The breed was known for extreme aggression, so much so that males and females would fight each other instead of mating. The extinct Cรณrdoba fighting dog was used as the foundation stock for the modern Dogo Argentino, which was bred for hunting large game. These dogs were bred and trained to fight to the death. They were known to be extremely aggressive in any situation, even against their owner and pack. The Cordoba Fighting Dog was known to fight rather than mate and was known to resort back to its aggressive behavior at any moment.
29. CUBANIAN MASTIFF (Extinct Dog Breed !) Weight: Male & Female: 135+ kg
The Dogo Cubano, also called the Cuban Bloodhound or Cuban Bullmastiff, is an extinct Cuban breed of domestic dog. It was of the dogo sub-type of the bullmastiff dog type, which as a general class was used for bull-baiting and dog fighting. The variety was introduced in Cuba to capture runaway slaves. The Dogo Cubano, also known as the Cuban Mastiff or Cuban Bloodhound, was a breed of dog that originated in Cuba and is now extinct. This breed was developed by crossing various European dog breeds, including the Old English Bulldog, Mastiff, and Spanish Alano, to create a strong, muscular, and agile dog. Known for its power and tracking abilities, the Dogo Cubano was primarily used for hunting, guarding, and controlling runaway slaves during the colonial era. Physically, the Dogo Cubano was characterized by its large, broad head, strong jaws, and a short, wide muzzle. Its coat was typically short and dense, often displaying a rusty or fawn color with black markings on the face and legs. These features gave the breed a formidable and intimidating appearance. The breed gained notoriety for its use in brutal activities such as bull-baiting, dog fighting, and tracking escaped slaves. Its reputation for strength and ferocity led to its export to other regions, including Jamaica, where it was used by colonial authorities to suppress rebellions and control enslaved populations. With the decline of slavery and the changing social landscape in the 19th century, the demand for the Dogo Cubano diminished. Over time, the breed interbred with other dogs, losing its distinct characteristics and eventually fading into extinction. The story of the Dogo Cubano reflects the complex and often dark history of dog breeding, where dogs were shaped by human needs and societal demands. Today, the breed serves as a reminder of the ethical and moral implications of breeding practices tied to human exploitation and control
30. TERCEIRA MASTIFF (Extinct Dog Breed !) Weight: Male: 25โ30 kg | Female: 21โ26 kg
The Terceira Mastiff is an extinct Portuguese dog landrace, also known as the Rabo Torto. The Terceira Mastiff came from the island of Terceira, located in the Azores, which is the only island where this dog has ever existed and where it was employed as a house guardian. It descended from the Rafeiro do Alentejo. The Terceira Mastiff was a medium-sized molosser that represented the Fila or Dogo type and resembled the Cรฃo Fila de Sรฃo Miguel. One of its most remarkable features was an innately short, corkscrew-like tail. Its nose could be either black, brown, or even pink. The colour of the short, smooth coat can be either fawn or yellow, always with a light mask. Red, black and brindle individuals were usually considered to be impure. The height was approximately 55 cm. Some of the breeds influenced by the Terceira Mastiff include the Cao de Fila de Sao Miguel and the Fila Brasiliero, the latter receiving a strong Rabo Torto influx due to common migrations of people from the Azores Islands to Brazil. Standard for this impressive breed was written by a veterinarian Dr. Jose Leite Pacheco in the 1880's, who even assigned the Rabo Torto nickname as the primary name for the Fila da Terceira, but the breed was already on its way to extinction. The Rabo Torto is a very muscular and powerful mastiff, best suited for experienced handlers. Dog aggressive and suspicious of strangers, it needs to be properly socialized for life in urban environments. In appearance similar to a smaller Bullmastiff or a more athletic Dogue de Bordeaux, the Terceira Mastiff is a large headed, wide chested and broad shouldered Molosser, with an attractive face, strong muzzle and a powerful neck.
31. MOLOSSUS (Extinct Dog Breed !) Weight: Male & Female: 40-90 kg
The Molossus, also known as the Molossian hound and Epirus mastiff, is an extinct dog breed from Ancient Greece. The Molossus were dogs that were kept by the ancient Greek tribe and kingdom of the Molossians, who inhabited the region of Epirus The term "Molossus" refers to an extinct ancient Greek dog breed that is considered the ancestor of modern mastiff-type dogs, not a direct synonym for "mastiff". The large, powerful dogs of that ancient breed are the foundation for many modern mastiffs, and the term "Molosser" is often used to describe the entire group of mastiff-like dogs. The Molossus is widely believed to be the ancestor of today's mastiff breeds and many other modern dogs, such as the Great Dane, Rottweiler, and St. Bernard. Because of this ancestral link, mastiff-type dogs are frequently referred to as Molossers or Molossoid dogs. The original Molossus breed itself is extinct, but its lineage has been preserved and developed into the various mastiff breeds we see today. The Molossus, one of the most famous dogs of antiquity, was a large and powerful breed that originated in the region of Epirus in ancient Greece. Renowned for their strength, courage, and loyalty, Molossus dogs were bred by the Molossian tribe and became a symbol of power and protection. Physically imposing, the Molossus had a muscular build, broad chest, and massive head. Known for their versatility, they served as guard dogs, war dogs, and hunting companions. Historical accounts suggest they accompanied Alexander the Great on his military campaigns and were highly prized by the Romans, who used them in combat and as protectors of homes and livestock. The Molossus is often credited as the ancestor of modern mastiff breeds, including the English Mastiff, Neapolitan Mastiff, and Saint Bernard. Their legacy extends beyond their physical traits, as they embody the enduring bond between humans and dogs in both work and companionship. Although the Molossus is now extinct, their influence is evident in many modern breeds that share their strength, courage, and loyalty. They remain a symbol of power and the timeless role of dogs in human history.
VINCENT MASTIFF Weight: Male: 77โ90 kg | Female: 68+ kg
The "Saint Louis Vincent Mastiff" is a rare, heavy-weight mastiff-type bandog breed. It is named after Vincent Louis, a breeder who developed it from plantation dogs in South America and England. Some sources also refer to this breed as the North American Mastiff or South American Mastiff and describe it as muscular and powerful. Saint Louis Vincent Mastiff is a type of mastiff, though it is a rare and relatively new bandog breed, not a traditional mastiff. It's known for being a powerful, heavy-weight dog with a strong bite force. The breed was developed to be family-oriented yet highly protective. Like many mastiff types, it is likely to be loyal to its family but reserved or suspicious of strangers, requiring early and consistent socialization and firm leadership. Historically, bandogs were bred for guarding homes and property, and this breed is strictly a working / guard dog type. One breeder noted the dog's bite force is said to be stronger than a male lion's, leading to strict contracts requiring the dog be on a leash at all times in public. This highlights the breed's power and the necessity for responsible ownership and training. It is considered a rare breed and described as one of the most desirable and expensive mastiff-type dogs among bandog breeds. Due to its "bandog" origins - bred for function rather than a uniform look, appearance can vary, and there isn't a single official breed standard recognized by major dog registries. Its strength and protective instincts mean it requires knowledgeable and consistent positive reinforcement training from an early age to ensure good manners and social adjustment. Owner Responsibility: Ownership of such a powerful breed requires a significant commitment to proper containment, training, and socialization to manage its strong guarding nature safely.
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