1. Great Dane
The Great Dane is the tallest dog breed in the world, with males often reaching heights of 32 inches and weighing up to 175 pounds. They are known for their gentle nature and loyalty, but their size requires responsible ownership.
2. Irish Wolfhound
Irish Wolfhounds are the second tallest breed, with males reaching up to 35 inches and weighing up to 180 pounds. They have a distinctive greyhound-like build and are known for their gentle and affectionate personalities.
3. English Mastiff
English Mastiffs are massive dogs, with males reaching up to 30 inches and weighing up to 230 pounds. Despite their size, they are gentle giants with a calm and even-tempered disposition.
4. Scottish Deerhound
Scottish Deerhounds are known for their graceful stature and athletic build. Males can reach up to 32 inches and weigh up to 110 pounds. They are intelligent and independent dogs with a strong prey drive.
5. Newfoundland
Newfoundlands are large and powerful dogs with a thick double coat. Males can reach up to 28 inches and weigh up to 150 pounds. They are known for their gentle nature and love of water.
6. Leonberger
Leonbergers are large, powerful dogs with a distinctive lion-like mane. Males can reach up to 31 inches and weigh up to 170 pounds. They are intelligent and eager to please with a gentle and loving disposition.
7. Borzoi
Borzoi are known for their elegant and graceful build, with males reaching up to 30 inches and weighing up to 105 pounds. They are fast and agile dogs with a gentle and affectionate personality.
8. Saint Bernard
Saint Bernards are massive dogs with a distinctive barrel chest and thick double coat. Males can reach up to 28 inches and weigh up to 180 pounds. They are known for their gentle nature and loyalty.
9. Bernese Mountain Dog
Bernese Mountain Dogs are known for their distinctive tri-colored coat and gentle disposition. Males can reach up to 27 inches and weigh up to 110 pounds. They are intelligent and eager to please dogs.
10. Komondor
Komondors are known for their distinctive corded coat and protective nature. Males can reach up to 29 inches and weigh up to 140 pounds. They are independent and strong-willed dogs with a loyal and protective disposition.
Note: This list includes only purebred dogs. Mixed breed dogs can also reach significant heights, but it's difficult to determine an accurate ranking.