Heaviest Dog Breeds
Dogs come in all shapes and sizes, from tiny Chihuahuas to massive Great Danes. Among these, there are certain breeds that stand out for their sheer size and weight. The heaviest dog breeds are used to protect livestock, guard families, haul heavy loads, or work in rescue operations. In this article, we will delve into the world of the heaviest dog breeds, both globally and in specific regions like India and the USA. We will also take a closer look at their weights and characteristics, ranking them to give you a definitive list of the top 10 heaviest dog breeds in 2023.
Heaviest Dog Breeds in the World
Then there comes a dog that tips the scale higher than the rest. These giant dogs rank as the heaviest dogs in the world. Large, heavy breeds have mixed reputations in society, but many of them are incredible companions and potential family pets. Giant breeds need a good amount of space, are usually very strong, and can be expensive to care for as well, so always do your research well before taking on a dog.
1. English Mastiff

The Mastiff’s large size makes them a popular choice for a family pet and watchdog. The overall heaviest dogs are English Mastiffs, which can weigh over 100kg. English Mastiff is very affectionate in nature, and the reason why most people might assume them to be aggressive is due to the dog’s protective nature. The English Mastiff is extremely loyal to their owner and will not hesitate to defend and protect the owner when in need.
2. Saint Bernard
This dog originated in the Alps, between Italy and Switzerland. It has a thick double coat suited for colder climates. There they would save stranded climbers from avalanches and dangerous weather conditions. They are suitable for families, but you will need to be mindful that the size difference between Saint Bernard.
3. Newfoundland

Originating from the shores of Newfoundland, Canada, this breed is impressively strong and athletic. They can be strong and heavy, and some dog professionals claim that they are one of the strongest dog breeds that you can find these days. Known for their loyalty and calm disposition, as well as strength, they make excellent family dogs. The heaviest recorded Newfoundland was 260lbs. and over 6 feet long.
4. Irish Wolfhound

This breed is known as one of the tallest dogs in the world. With an impressive average of 36 inches in height, the Irish Wolfhound has an eye-catching appearance and an easy-going disposition. When standing on their hind legs, they can measure up 2m tall. Weighing at around 120-170 pounds, the Irish Wolfhound requires large living spaces.
5. Great Dane
The tallest dog in the world, according to the Guinness World Records, is a Great Dane named Zeus. These super-sized dogs can weigh up to 90kg, measuring over 1.1 metres in height. The Great Dane does well with people and other pets as long as it has been exposed to early socialization. They love to be around their owners and will provide you with endless affection.
Heaviest Dog Breeds in India
Dogs come in an astonishing variety of shapes and sizes, from tiny Chihuahuas that can fit in a handbag to hulking giants that can weigh as much as a small adult human. We will explore some of the colossal canines on the planet. These breeds are known for their impressive size and strength, making them stand out in India for dogs.
Bully Kutta
Bully Kutta is a powerful and muscular breed used primarily for guarding and protection. They are known for their imposing size and protective instincts. They have been utilized as guard dogs and hunters, and they even saw use in illegal dog fights.
Rajapalayam
Hailing from Tamil Nadu, the Rajapalayam is a strong and agile breed traditionally used for hunting wild boar. They are characterized by their striking white coat and are known for their loyalty.
Indian Mastiff
This breed, also known as the Sindh Mastiff, is native to the Sindh region of Pakistan but is also found in parts of India. They are muscular and powerful, often used for guarding and protection.
Indian Pariah Dog
While not considered one of the heaviest breeds, the Indian Pariah Dog is a common indigenous breed in India. They are known for their adaptability and are often found in various regions across the country.
Heaviest Dog Breeds USA
In the United States, several dog breeds are known for their impressive size and weight. Big dogs can be very loveable, but if you’re considering getting one of your own always be sure you can meet its needs. There’s so much more dog to love with these sweet giants. Here are some of the heaviest dog breeds commonly found in the USA:
Great Dane
The Great Dane, often referred to as the “gentle giant,” is a friendly and affectionate breed. the Great Dane does well with people and other pets as long as it has been exposed to early socialization. Despite their size, they are known for their gentle and friendly nature, making them great family pets.
American Mastiff
Bred for their large size and gentle nature, American Mastiffs make excellent family pets. They are known for their calm demeanor and loyalty. These dogs are powerful but also incredibly sweet-natured, making them great companions.
Alaskan Malamute
Alaskan Malamutes are still impressively large. They were originally bred for their strength and endurance, and they excel in cold climates. These dogs are affectionate, friendly, and make great family pets.
Bernese Mountain Dog
Bernese Mountain Dogs are still sizable. They are known for their striking tri-color coat and friendly disposition. These dogs are intelligent and make great family companions. Bernese Mountain Dogs are smart and strong, and they are known for being easygoing and gentle.
Newfoundland
Newfoundlands are excellent swimmers and were initially bred to assist fishermen. They have webbed feet and a water-resistant double coat that makes them well-suited for water-related tasks. They come in a range of colors, although black remains the most common.
Heaviest Dog Breeds by Weight
Dogs come in a wide variety of shapes and sizes, from super tiny teacup dogs to huge dogs that can weigh as much as their human owners. If you love dogs that are strong, heavy, powerful, and look like giants, then this will be the perfect list for you. We are also going to be looking at what kind of weights these beautiful beasts can reach. Here are some of the heaviest dog breeds listed in descending order by weight:
English Mastiff
Weight: 160-230 pounds (73-104 kg)
The English Mastiff is the heaviest dog breed in the world. They are known for their massive size and gentle, calm demeanor. English Mastiff is very affectionate in nature. The English Mastiff is extremely loyal to their owner.
Saint Bernard
Weight: 140-260 pounds (64-118 kg)
Saint Bernards are powerful and muscular dogs, originating from the Swiss Alps. Saint Bernards are loyal companions who are good with kids and other animals. They are not aggressive towards humans but are known to bark and nip at strangers.
American Mastiff
Weight: 140-200 pounds (64-91 kg)
American Mastiffs are bred for their large size and gentle nature. They are calm, and loyal, and make excellent family pets. Despite their powerful build, they are known for their sweet disposition.
Tibetan Mastiff
Weight: 90-150 pounds (41-68 kg)
The Tibetan Mastiff is an ancient breed originally used to guard livestock in the Himalayas. They have a majestic, lion-like mane and a dense double coat. While not as heavy as some other giant breeds, they are still quite substantial.
Newfoundland
Weight: 100-150 pounds (45-68 kg)
Known as “gentle giants,” Newfoundlands are excellent swimmers and were initially bred to assist fishermen. What looks like a large teddy bear is a dog called a Newfoundland.
Heaviest Dog Breeds Ranked
In the dog world, there is an age-old battle between owning big dogs and little dogs. They say that “bigger is better” and for those of us who love colossal canines, the same applies when we choose a companion. Here is a ranking of some of the heaviest dog breeds, listed from heaviest to lighter:
English Mastiff
Known as the heaviest dog breed in the world, the English Mastiff is a gentle giant with an impressive build and a calm demeanor.
Saint Bernard
Originating from the Swiss Alps, Saint Bernards are known for their powerful physique and their historic role in mountain rescue operations.
American Mastiff
The American Mastiff, while not quite as heavy as some other giants, is still a substantial breed, cherished for its large size and gentle temperament.
Tibetan Mastiff
The Tibetan Mastiff, with its impressive double coat and sturdy build, was originally bred to protect livestock in the Himalayas.
Newfoundland
Renowned as “gentle giants,” Newfoundlands excel in swimming and were initially bred to assist fishermen. They possess webbed feet and a water-resistant coat.
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Top 10 Heaviest Dog Breeds 2023
We will determine rankings according to breeds’ average weight rather than their maximum weight. The dogs come in a wide variety of shapes and sizes. However, we’ll still cover cases of exceptionally massive specimens, especially near the end of the list. Here’s a list of the world’s 11 heaviest dogs in 2023.
- Newfoundland
- Saint Bernard
- Bully Kutta
- Great Dane
- Leonberger
- American Mastiff
- Caucasian Shepherd
- English Mastiff
- Cane Corso
- Scottish Deerhound
Conclusion
These heaviest dog breeds are not only impressive in their size, but they also bring unique qualities and characteristics to the table. Whether you’re looking for a gentle giant or a protective companion, these breeds offer a range of options. Remember, though, that owning a large dog comes with its own set of responsibilities, including ample exercise, proper training, and a suitable living space. With the right care, these magnificent canines can be loving and loyal members of your family.