17 Biggest Dog in the World

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Introducing: Biggest Dog Breeds in the world. Dogs are one of the most friendly animals, Tho some dogs are considered dangerous. Here are 17 Biggest Dogs in the World.

Furthermore, There are many things you need to understand about these Dog breed. Big dogs aren’t all scary and threatening, they can also be fun playmates. These amazing giants can make phenomenal snuggling companions, and what’s best, they can also function as significant criminal deterrents.

Biggest Dog Breeds In the World

17. Chow Chow

Chow Chow, Biggest Dog in the World

Coming at number 17 on our list of Biggest Dog is the Chow Chow dog breeds. They are enormous giants that can grow so big, they are able to stand between 15 to 20 inches tall at the shoulder. This breed of dog originally was bred in Northern China to be imperial guard dogs.

[Also Read: 12 Dangerous Dogs In The World,  ]

An adult chow weighs between 40 to 70 pounds. They may look aggressive, but these giant breeds are actually calm and playful. And are very loyal at that, having a noble appearance with their thick fluffy coat with guard hairs extending upwards.

16. Old English Sheepdog

Old English Sheepdog

At number 16 is a dog breed that averages 20-22 inches at the shoulder for females when fully grown and 22-24 inches for the Males. The Old English Sheepdog was originally bred in England as a drover dog to help drive cattle and sheep in during the roundup.

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The average weight of an adult male of this dog breed can be between 70-100 pounds and 60 to 80 pounds for females. These dog breeds are very intelligent, adaptable, good-natured, and fast learners.

15. Saint Bernard

Saint Bernard

Definitely one of the biggest breeds of dog on the planet. The St. Bernards were originally bred as rescue dogs in the country of Switzerland. They can grow up to 25 to 30 inches tall in height and weigh between 140 and 180 pounds. They are very gentle, loving, and nuturing despite their intimidating size.

14. Scottish Deerhound

cottish Deerhound

The Scottish Deerhounds comes at number 14 on our list as the biggest dog breeds in the world. When fully grown, they can reach heights of up to 32 inches and weigh up to 110 pounds.

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They were originally bred as a courser to hunt deer in Scotland. This breed of dogs have a similar body build as the greyhounds, but with a more lanky body for greater speed for hunting down prey. They are very energitic, dignified, polite, gentle, and are quick learners too.

13. Irish Wolfhound

Irish Wolfhound

The Irish Wolfhound is another giant dog breed that are well-loved by owners worldwide. They can grow up to 35 inches in height for the males, and the females reaching heights of 30 inches. This breed originated in Ireland, tracing its roots back as far as 7000 BC.

A fully grown Irish Wolfhound can weigh up to 140 pounds. They were originally bred for hunting, and they have a sleek and strong musculature with a shaggy appearance.

12. Leonberger


The Leonberger dog breed is quite a unique dog breed. They are a crossbreed of Newfoundland, Great Pyrenees, and Saint Bernard. This breed was developed in Leonberg, Germany. A fully grown Leonberger stands 27 to 31 inches in height, and weigh up to 170 pounds.

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They are a very intelligent, smart, and fast learner. This breed is also very confident and adaptable. They are great as family dogs due to their gentle temperament.

11. Black Russian Terrier

Black Russian Terrier

Originally bred in the Soviet Union as a military dog, the Black Russian Terrier averages heights of 30 inches at the shoulder. They are suitable for cold weather regions. They are also a crossbreed of giant schnauzers, rottweilers, and Airedales.

An adult Black Russian Terrier has an average weight between 130 and 140 pounds. They are very intelligent and trainable, and they enjoy being employed as work dogs.

10. Tibetan Mastiff

Tibetan Mastiff

The Tibetan mastiffs are very large, athletic, and substantial in build. The males can average heights of 26 to 30 inches while the females can grow up to 24 to 28 inches tall when they are fully grown. They were originally bred in Tibet as large guard dogs.

The adult male of this breed can weigh between 100 to 160 pounds, while the females between 75 to 120 pounds. They are intelligent, reserved, and independent. They often have a kind expressive face.

9. Bernese Mountain Dog

Bernese Mountain Dog

The Bernese Mountain Dog is a companion dog breed fit for homes and good work dogs for the farm. They were first bred in the Midlands of Switzerland with an ancient lineage. An adult male of this species can grow up to 25 to 28 inches tall, while the females grow between 23-26 inches tall.

They tend to grow more fondly and attach more firmly to one person. A male Bernese Mountain Dog can weigh between 86 to 100 pounds. Females weigh between 79 and 110 pounds. They are fast learning dogs and they enjoy playing sports and love their human companionship.

8. The Great Pyrenees

The great Pyrenees

A fully grown Great Pyrenees dog can stand up to 32 inches in height at the shoulder and weight between 100 and 120 pounds. Originated in Europe sometime between 1800 and 1000 BC, it is a stone age breed that is believed to have originated in Central Asia or Siberia and was brought to Europe during the great migration.

They tend to be dominating, so early training is recommended to prevent dog-human accidents. They are a calm breed and respond quickly if they detect any threat to their human companions. This dog breed is very strong-willed, affectionate, calm, patient, and intelligent.

7. Cane Corso

Cane Corso

This dog breed only became a recognized breed in 2010. Bred in Italy, the cane Corso when fully grown can average height of 28 inches at the shoulder and weight between 90 to 100 pounds. Before 2010, they were considered very rare.

The intention for the breed is as a guard dog. The cane corso, though huge, regal in stature, and appearing with a confident demeanor, they are very affectionate, loyal, intelligent, trainable, assertive, confident, and protective.

6. Dogue de Bordeaux AKA French Mastiff

Dogue de Bordeaux is believed to have originated from the Tibetan Mastiff and is a relative of the Greco Roman Molossoids which were bred as war dogs. A fully grown adult French Mastiff can reach a height of 23 to 27 inches and weight an average of 150 pounds.

They are traditionally guarding dogs. But this breed is affectionate, courageous, loyal and protective but it is not an aggressive breed. This breed of dog became popular after appearing in the movie “Turner and Hooch”m with Tom Hanks. They are muscular in appearance and are an energetic powerhouse.

5. Newfoundland

Newfoundland, Biggest Dog in the World

The Newfoundland dog breeds average between 27 to 30 inches in height and have an average weight of 150 pounds. Their thick double coat which keeps them warm even in icy water makes this dog breed to look even bigger.

They have very good temperaments and are intelligent. However, the origin of this dog breed is still a bit uncertain, but it is believed that they are a crossbreed of Great Pyrenees with husky and possibly French hound.

The Newfoundlands are great companions and can serve as good working dogs too. They are very loyal as well as being gentle natured and strong swimmers.

4. Bull Mastiff

 Bull Mastiff, Biggest Dog in the World

This large, but still active and agile dog breed was originally recognized as a breed in 1860. They were first bred in England for the purpose of keeping game preserves and estates free of poachers and intruders. A full grown adult male can reach a height of between 25 to 27 inches while females reach 24 to 26 inches.

They weight between 110 to 130 pounds for the males, and 100 to 120 pounds for the females. They are intelligent gentle giants that love to please their masters (owners). Very obedient at that too.

3. Neapolitan Mastiff

Neapolitan Mastiff, Biggest Dog in the World

The Neopolitan Mastiff is by far one of the largest dog breeds in the world. Judging by their enormous size, standing at 31 inches tall, weighing a hefty 130-155 pounds for the males, and 110-130 pounds for the females, this dog breed sure takes the third position as the biggest dog breeds in the world.

They were believed to have originated in southern Italy and were initially used as guard dogs and for war by the Roman army due to their fearless and protective nature. They are very loyal, dignified, and watchful.

2. English Mastiff

English Mastiff, Biggest Dog in the World

Originated in Asia, the English Mastiff was used for hunting and also as warriors. They can reach an average height of 30 inches and average of 250 pounds in weight when fully grown. The heaviest of this dog breed is Aicama Zorba which weight a record 343 pounds.

They are great companions with a sweet disposition and excellent guardians for protecting family members. They are steady, patient, and require gentle training. They are the heaviest dog breeds and can reach the size of a small pony.

1. Great Dane

Great Dane is the Biggest Dog in the World
Great Dane is the Biggest Dog in the World

There is no doubt that the great Dane still remains the biggest dog breeds in the world. They are huge and can be very friendly, patient, and dependable. Though, not the heaviest, they are the tallest dog breed with an average size of a full grown Great Dane to be between 28 to 30 inches in height.

In fact, the largest Great Dane in recorded history was a dog named Zeus who reached the height of 44 inches tall. Great Danes’ are a crossbreed between Irish wolfhounds and English mastiffs and weight between 100 to 120 pounds when fully grown. They have a powerful yet medium sleek musculature.


About Author

David Samuel is the Senior Writer for Porumba. He is a writer, Economist and loves research.