The Dogue de Bordeaux, Bordeaux Mastiff or French Mastiff is one of the most ancient French breeds. The Dogue de Bordeaux is a breed of dog that is strong, powerful, and imposing. He is a typical brachycephalic molossoid type. He is a very powerful dog, with a very muscular body yet retaining a harmonious temperament. The breed has been utilized in many different forms, from using their brawn to pull carts or haul heavy objects, to guarding flocks and used to protect castles of the European elite.