Dog breeds by size

Giant dog breeds

36 published breeds are listed as giant.

Last reviewed November 1, 2026.

Lifespan10.2 yr avg
Weight116 lb avg
SizeGiant36 breeds
Group4 groups

Photos are from Wikimedia Commons under CC0, CC BY, or CC BY-SA. Photographer and license are on each breed page.

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Single-size giant breeds average 10.2 years. Their midpoint adult weight averages 116 lb. The lightest listing is Borzoi (75–105 lb (male), 60–85 lb (female)) and the heaviest is Dogue de Bordeaux (110 lb and up (male), 99 lb and up (female)).

How this list is built

Each breed keeps the wording of its own standard. A ceiling such as "up to 6 lb" stays a ceiling, and varieties that span more than one size appear on each size page they actually reach.

Frequently asked

Questions from the breed record

36 giant breeds have a verified weight and lifespan on this site.

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