The Tibetan Mastiff may look like a great addition to your family, but this breed is not recommended for most dog owners.

'Samara' the Pyrenean Mastiff Outshines as a Guardian and Therapy Dog

Learn the history of the Tibetan Mastiff, an ancient Himalayan guardian known for its protective nature, independence, and centuries-long role safeguarding families, monasteries, and property.

These huge, dignified dogs are lovable companions, But living with such a large breed takes training and socialization. Learn more about the Mastiff.

In February 2021, Tibetan Mastiff breeders Dan Nechemias and his wife Lois Claus received the phone call that no breeder wants to hear. Waffle, a male puppy they sold to a new breeder in San Antonio, Texas three years ago, was one of several Tibetan Mastiffs seized in an animal neglect situation. The dog had lost [...]

Over the centuries, Mastiffs have maintained a reputation for their irrepressible protective streak. Learn more about the history of this dignified breed.

From their rope-like facial wrinkles to their tree-trunk-sized limbs, the Neapolitan Mastiff represents power. Learn more about Neapolitan Mastiff history.

One of Maria Ruoto's goals has always been to shatter the "couch potato" reputation that Mastiffs are oftentimes stuck with. Maria first fell in love with the breed after lots of research and attending as many dog shows as she could. After meeting many different breeds, she decided the Mastiff would be the perfect fit [...]

There are many large, muscular dog breeds. And several have droopy flews (big, hanging upper lips). But can you tell them apart? For those unfamiliar with the breeds, the Mastiff and the Bullmastiff in particular can be tricky to distinguish. Read on to learn about these two formidable protectors. Mastiff Mix-Up When Diane Collings, two-time [...]

Discover the history of the Bullmastiff, from its origins as Britain's fearless Gamekeeper's Night Dog to its modern role as a loyal family companion.

StoneBull BullMastiffs is a small hobby kennel located in the southwest corner of New Hampshire. Owners Steve Krulish and Jackie Smith have been involved in Bullmastiffs since 1989. With each litter, they say that their goals remain the same: to produce sound, healthy puppies that are good examples of the breed and who will enrich the [...]

Every year in conjunction with the AKC National Championship presented by Royal Canin the general public is given the exciting opportunity to meet (and more importantly, play with!) over 100 different dog breeds at AKC Meet the Breeds. Attendees get the opportunity to learn about the different breeds and find out which dog might be right [...]

Majestic. Massive. Muscular. Mastiffs are among some of the oldest breeds known to humans. They feature in legend, as well as recorded history, and were among the first canines to accompany humans on their migrations across the globe. The mastiff family is full of powerful breeds, each with its own unique personality. Mastiffs have been [...]

The Bullmastiff is physically imposing, but incredibly patient and loving. Here are seven things you probably didn't know about this gentle giant: 1. They Were Bred To Be Guard Dogs The Bullmastiff was created in England in the 1860s by crossing a Mastiff with a Bulldog. The goal was to create a guard dog that [...]

Watchful, aloof, imposing, and intimidating: The ancient Tibetan Mastiff is the guardian dog supreme. These densely-coated giants are mellow and calm around the house, sweetly devoted to family, and aloof and territorial with strangers.

The Spanish Mastiff is a very intelligent dog, not without beauty, whose expression manifests both these qualities. Rustic, affectionate, kind and noble, he is very determined when facing dangerous animals and in front of strangers, especially when he has the opportunity to defend and protect farms or cattle. In his behaviour, one can see it [...]

A centuries-old, rare breed from the Pyrenees Mountains in Spain, this livestock guardian protected flocks from wolves, bears and thieves. Today, while it is still an effective guardian, many families have found the joy of owning the gentle and loving, yet independent, Pyrenean Mastiff.

The Neapolitan Mastiff is a huge, powerful guarder whose astounding appearance has intimidated intruders since the days of ancient Rome. Wary with strangers, the profusely wrinkled Mastino is sweet, placid, and steady among loved ones.

The colossal Mastiff belongs to a canine clan as ancient as civilization itself. A massive, heavy-boned dog of courage and prodigious strength, the Mastiff is docile and dignified but also a formidable protector of those they hold dear.

Fearless at work, docile at home, the Bullmastiff is a large, muscular guarder who pursued and held poachers in Merry Old England—merry, we suppose, for everyone but poachers. Bullmastiffs are the result of Bulldog and Mastiff crosses.