The ancestors of the American Bulldog of today came from England in the fifteenth and sixteenth centuries. These dogs were originally used to drive and work cattle and protect property. After WWII, the original Bulldog was almost extinct and several breeders worked carefully to develop the American Bulldog of today, being cautious to maintain its working abilities and health.

Common misspellings are american bull dog, americanbulldog, americanbulldogs, american bull dogs, american standard bulldogs, american buldog, working american bulldogs, amerikansk bulldog, blueblood american bulldog, blueblood american bulldogs.