A massive-headed French mastiff with a loyal soul.
Origin
France
Height
23–27 in (58–69 cm)
Weight
99–140 lb (45–64 kg)
Lifespan
5–8 years
Coat
Short, soft, fawn — low-maintenance
Energy
Low
Overview
The Dogue de Bordeaux, or French Mastiff, is a powerful guardian breed distinguished by one of the largest heads relative to body of any dog. Muscular and imposing, it was bred to guard, haul, and protect across the Bordeaux region.
Beneath the fearsome look is a calm, loyal, and deeply affectionate companion, devoted to its family and gentle with those it loves. It is a serious guardian that needs early socialization, structure, and an experienced owner.
History
An ancient French breed dating back centuries, the Dogue de Bordeaux guarded estates, herded cattle, and pulled carts. It gained wide recognition through film in the late 20th century and remains a devoted family guardian.
Where it comes from
France
Highlighted in the Dogue de Bordeaux's lineage color on the map.
Temperament
The Dogue is steady, devoted, and courageous, bonding strongly with family while wary of strangers. It is strong-willed yet sensitive, requiring gentle but firm, consistent training and thorough early socialization.
Health to watch
Cardiac conditions occur in the breed and contribute to its short lifespan; regular heart checks help.
Joint malformation is common in this massive breed; screening and lean weight help protect the joints.
The deep chest raises bloat risk and the short muzzle reduces heat tolerance; manage meals and heat carefully.
General breed tendencies, not a diagnosis. Every dog is an individual — pair this with regular veterinary care.
Care essentials
Keep this heavy, short-muzzled breed cool, and clean facial folds to prevent skin infections.
Moderate, low-impact daily activity keeps the Dogue fit without overstressing joints or breathing.
Early, positive exposure keeps its powerful guarding instincts measured and reliable.
XPET builds each pet a digital twin — modeling their real biology instead of breed averages, so care stays personal.