Giant Dog Breeds

Extra large dog breeds (a.k.a. giant dog breeds) typically weigh anywhere from 100 to over 200 pounds and grow very rapidly. As with any other dog breed, there are advantages and disadvantages to opening your home to huge dogs that fall into this size category. The largest dog breeds require considerably more space than many other dogs to roam without the risk of any detrimental damage to dog or home.

Image Breed Breed Group Size Color Overview
Great Dane Great Dane Working Dog Breeds Height: Female: 28–32 inches, Male: 30–34 inches
Weight: 110 to 190 lbs
White Dog Breeds Black Dog Breeds

Also known as the Deutsche Dogge or German Mastiff in its homeland, the Great Dane is one of the world’s tallest dog breeds known for their enormous bodies. However, their large size belies their friendly and affectionate nature, as Great Da

Rottweiler Rottweiler Working Dog Breeds Height: Male: 24–27 inches, Female: 22–25 inches
Weight: 75 to 110 lbs

Robust and powerful with a substantial medium-large build, Rottweilers, also referred to as Rotties, are often a popular breed for its ability to guard and protect. With an astounding level of intelligence, endurance, and willingness to work, the&

St. Bernard St. Bernard Working Dog Breeds Height: 25.5 to 27.5 inches
Weight: 130 to 180 lbs
White Dog Breeds Black Dog Breeds Red Dog Breeds

Although the Saint Bernard is muscular and powerfully built, it is dignified and gentle in temperament. There are both long and short-haired Saint Bernards. This breed of dog was originally used to find lost and freezing travelers during snowstorm

Irish Wolfhound Irish Wolfhound Hound Dog Breeds Height: 30 to 35 inches at the shoulder
Weight: 105 to 180 pounds
White Dog Breeds Black Dog Breeds Gray Dog Breeds

Being the same size as a small pony, the Irish Wolfhound is the tallest dog breed in the world with its commanding appearance and muscular greyhound-like shape. Originally called the Cu Faoil in Ireland, Irish Wolfhounds are superb athletes and en

Akita Akita Working Dog Breeds Height: Female: 24–26 inches; Male: 26–28 inches
Weight: 65 to 115 pounds
White Dog Breeds Red Dog Breeds

Noble and courageous, the Akita is a strong, independent, and dominant working breed that originated in Japan. Although it is often referred to as the “Great Japanese Dog,” the breed has recently grown in popularity in the United State

Bloodhound Bloodhound Hound Dog Breeds Height: 23 to 27 inches
Weight: 80 to 110 lbs
Black Dog Breeds Brown Dog Breeds Red Dog Breeds

The Bloodhound is often described as "the dog in a baggy suit" because of its very loose looking skin. It is a very old dog breed, perfected over a thousand years ago by monks in Belgium. The term "Bloodhound" actually refers to its aristocratic s

Great Pyrenees Great Pyrenees Working Dog Breeds Height: Male: 28–32 inches; Female: 26–29 inches
Weight: 85 to 115 pounds
White Dog Breeds Gray Dog Breeds

Also referred to as the Pyrenean Mountain Dog, the Great Pyrenees has a long history of being keen workers who faithfully guard their flocks no matter how cold the weather or rugged the terrain. Not to be confused with the Pyrenean Mastiff or Pyre

Bullmastiff Bullmastiff Working Dog Breeds Height: Male: 25–27 inches; Female: 24–26 inches
Weight: 100 to 130 pounds
Brown Dog Breeds Red Dog Breeds

Possessing great intelligence and a docile t

Bernese Mountain Dog Bernese Mountain Dog Working Dog Breeds Height: Male: 25–28 inches; Female: 23–26 inches
Weight: 65 to 120 pounds
White Dog Breeds Black Dog Breeds

Farm dogs by heritage, Bernese Mountain Dogs are the only variety of the Swiss Mountain Dog breeds that possess a long, silky coat that helps the hardy dog thrive in cold climates. Well-known for its high level of intelligence, strength, agility,&

Mastiff Mastiff Working Dog Breeds Height: Female: 28–36 inches; Male: 28–36 inches
Weight: 120 to 230 pounds
Red Dog Breeds

Often referred to as the English Mastiff due to its origins in Britain, the Mastiff is among the largest dog breeds and is considered the single largest breed in terms of body mass. As an equal combination of grandeur and good nature with a docile

Big cheerful dogs with long tails, such as the Great Dane, Mastiff, and Newfoundland, will need plenty of wagging room to avoid tail damage to various valuable household treasures. Since the dogs begin growing fast at a young age, owners will want to have enough space to meet the breed