The 10 Heaviest Dog Breeds In The World

English Mastiff: Known for their massive size and gentle temperament, English Mastiffs can weigh up to 230 pounds or more. Despite their intimidating appearance, they are typically very calm and affectionate companions.Show more

Saint Bernard: These gentle giants can weigh up to 180 pounds or more. Originally bred for rescue work in the Swiss Alps, Saint Bernards are known for their friendly nature and loyalty.

Newfoundland: Newfoundlands are large, strong dogs with a thick, water-resistant coat. They can weigh between 130 to 150 pounds and are famous for their swimming abilities and gentle demeanor.

Great Dane: As one of the tallest dog breeds, Great Danes can weigh between 110 to 175 pounds or more. Despite their imposing size, they are known for being friendly, gentle, and affectionate.

Leonberger: Leonbergers are a giant breed that can weigh between 100 to 170 pounds. They are known for their majestic appearance, gentle temperament, and strong bond with their families.

Irish Wolfhound: These tall and wiry dogs can weigh between 105 to 180 pounds. Despite their size, Irish Wolfhounds are known for their gentle and friendly disposition.

Caucasian Shepherd Dog: Originating from the Caucasus region, these massive dogs can weigh between 100 to 170 pounds. They are known for their protective instincts and loyalty to their families.

Tibetan Mastiff: Tibetan Mastiffs are large and powerful dogs that can weigh between 90 to 160 pounds. Originally bred to guard livestock in the Himalayas, they are known for their protective nature and impressive mane.

Anatolian Shepherd: These strong and muscular dogs can weigh between 90 to 150 pounds. Bred as livestock guardians in Turkey, Anatolian Shepherds are known for their intelligence and loyalty.

Bullmastiff: Bullmastiffs are a combination of Bulldog and Mastiff ancestry, resulting in a powerful and muscular breed weighing between 100 to 130 pounds. They are known for their courage, loyalty, and protective instincts.

These breeds are not only among the heaviest but also often possess gentle and loyal temperaments, making them beloved companions for many dog lovers.