Largest Dog Breeds In The World 1. Mastiff. Average Height: 30+ inches (male) 27.5+ inches (female) Average Weight: 160-230 pounds (male), 120-170 pounds (female) Life Expectancy: 6-10 years. The ...

Summary of the Top 10 Largest Shepherd Dog Breeds. Sharks, lions, alligators, and more! Don’t miss today’s latest and most ...

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Biggest dog breeds The English Mastiff is the breed with the largest dogs. Male Mastiffs typically measure 30 inches or taller, and female Mastiffs will normally clock in around 27.5 inches or taller.