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American Bully
Companion breed from United States
Breed overview
Reviewed · Database recordAbout the American Bully
The American Bully is a giant-sized companion breed originating in the United States. It is known for its confident, gentle, loyal, affectionate, outgoing, and eager-to-please temperament. Individual dogs may vary in behavior. Estimated adult weight ranges from 29 to 54 kg for both sexes, and estimated adult height ranges from 43 to 51 cm. Estimated lifespan is 8 to 13 years. Energy, trainability, grooming, and shedding are each rated 3 out of 5, indicating moderate levels. Suitability for children, other dogs, and apartment living is also rated 3 out of 5, suggesting moderate compatibility that can vary by individual. The breed's recognition status varies by registry.
Quick facts
American Bully at a glance
Sizegiant
Breed groupCompanion
OriginUnited States
Lifespan8–13 years
Male weight29–54 kilogram
Female weight29–54 kilogram
Male height43–51 centimetre
Female height43–51 centimetre
Origin and history
Where the breed comes from
The American Bully was developed in the United States between the 1980s and 1990s as a companion breed. It was created through selective breeding of American Pit Bull Terriers, American Staffordshire Terriers, and other bulldog-type breeds. The goal was to produce a dog with a gentler temperament and a more muscular, 'bullier' physique. The breed was recognized by the United Kingdom Kennel Club in 2013, but recognition status varies by other registries. The breed's history is based on these documented facts; no additional historical events or working purposes are known from the supplied evidence.
Physical characteristics
Structured dataSize, build and coat
Female
29–54 kilogramAdult weight43–51 centimetreAdult heightCoat typesPendingCoat colorsPendingRecognitionvaries by registryData methodai assisted draft
Temperament
Typical breed tendencies
Confidentgentleloyalaffectionateoutgoingeager to please
Breed tendencies are general guidance. Individual behavior depends on genetics, socialization, training, health and environment.
Exercise, training and maintenance
1–5 methodologyDaily care profile
Moderate compared with other breeds
Moderate compared with other breeds
Moderate compared with other breeds
Moderate compared with other breeds
Family suitability
Home and household fit
Supervise every dog–child interaction.
Introductions and socialization still matter.
Exercise, enrichment and noise tolerance affect fit.
Climate suitability
Modelled tendency · low confidence
Modelled tendency · low confidence
Modelled tendency · low confidence
A general morphology-based tendency. Individual dogs still require shade, shelter, water, acclimation and weather-appropriate activity. Method: climate-morphology-v1.
Health overview
Veterinary sources requiredHealth considerations
No American Bully-specific screening programme or peer-reviewed disorder-prevalence study is currently attached to this profile. This is not evidence that the breed has no health risks. Owners should use routine preventive veterinary care and discuss screening appropriate to the individual dog's history, examination and family line.
Veterinary disclaimer: This profile is educational and does not replace examination, diagnosis or treatment by a veterinarian.
Feeding overview
Nutrition and feeding
Research in progress
Reviewed feeding guidance will appear after an approved source is imported and editorially reviewed.
Decision support
Potential advantages and challenges
Potential advantages
- Commonly described as loyal.Supported by temperaments.loyal: true
Potential challenges
Similar breeds
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Related comparisons
Compare this breed
Growth chart
American Bully puppy growth
Modeled estimates
Open interactive chart From puppy weight to adult size
Compare male and female growth, check weight by age and estimate mature size.
Adult male weight29–54 kilogramAdult female weight29–54 kilogramGrowth modeladult-range-size-model-v1
Preview only. Open the complete chart to adjust age, current weight and measurement units.
Frequently asked questions
Common questions
What is the size and lifespan of an American Bully?
Estimated adult weight for both males and females ranges from 29 to 54 kg, and estimated adult height ranges from 43 to 51 cm. Estimated lifespan is 8 to 13 years. These are modelled estimates and may vary.
What is the temperament of an American Bully?
The breed is described as confident, gentle, loyal, affectionate, outgoing, and eager to please. However, individual dogs may behave differently.
How much exercise does an American Bully need?
Energy level is rated 3 out of 5, indicating moderate exercise needs. Regular daily activity is recommended, but individual requirements may vary.
What are the grooming requirements?
Grooming and shedding are each rated 3 out of 5, suggesting moderate grooming needs. Regular brushing and occasional baths are typical.
Is the American Bully good with children and other dogs?
Child suitability and dog compatibility are each rated 3 out of 5, indicating moderate suitability that can vary by individual. Proper socialization and supervision are important.
Can an American Bully live in an apartment?
Apartment suitability is rated 3 out of 5, meaning it may be possible with sufficient exercise, but individual dogs may have different needs.
Where did the American Bully originate?
The breed originated in the United States, developed between the 1980s and 1990s from American Pit Bull Terriers, American Staffordshire Terriers, and other bulldog-type breeds as a companion dog.
Data transparency
✓ Published · VerifiedSources and review status
APIThe Dog API ↗The Dog API Terms of Service (effective 2023-07-01)
VETERINARY SOURCEWSAVA Global Nutrition Guidelines and Toolkit ↗Copyright; factual citation and original summary only
Image source: The Dog API. Last reviewed 7/20/2026.