Biggest Dogs In The World

The biggest dogs in the world usually come from a small handful of breeds. You may be interested in the biggest individual dogs in the world or the largest breeds on average. Either way, you'll find out here. 

1. Great Dane. A member of the Mastiff and Greyhound families of dog breeds, the Great Dane is is commonly known as the biggest dog in the world. Great Danes were bred in Germany 400 years ago as hunting dogs. Great Danes typically weigh between 120 and 200 pounds. A Great Dane named Giant George in Tucson, Arizona boasted a world record in 2010 for tallest dog. George weighed 245 pounds, and he was three feet, seven inches tall. He was also just over seven feet long.
2. English Mastiff. English Mastiffs are not the biggest dogs in the world in terms of height. This breed is known more for its weight. English Mastiffs often weigh no less than 150 pounds. Mastiffs usually range between 140 and 200 pounds. The 1989 world record for the biggest dog in the world was a Mastiff named Zorba. Zorba weighed 343 pounds. 
3. Saint Bernard. Saint Bernards are well known for being massive creatures, weighing anywhere between 100 and 200 pounds. Scientists are hardly unanimous, but many believe that Saint Bernards are part of the Mastiff family. The biggest Saint Bernard in the world, according to the Guiness Book of World Records, was 298 pounds. He died in Utah in 1957. 
4. Newfoundland. Also one of the biggest dogs in the world, Newfoundlands often find their niche rescuing swimmers in water. Their lung capacity allows them to swim farther than most other dogs. Weight varies from 110 to 160 pounds. The biggest dog in the world from this breed was almost 6 feet long and weighed 260 pounds. 
5. Greater Swiss Mountain Dog. These dogs have great endurance and earned the title of "the poor man's horse" among Swiss farmers. Greater Swiss Mountain Dogs are not the biggest dogs in the world. However, they do weigh between 125 and 135 pounds.