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Tibetan Mastiff

藏獒

GiantGuardianDouble coat45–90 min/day

Updated 2026-09-09

At a glance

The Tibetan Mastiff is the ancient guardian dog of the Himalayas — a massive, densely coated giant that is mellow and calm at home, devoted to its family, and aloof, watchful and territorial with strangers. It thinks for itself, will follow instinct over training, cannot be trusted off lead and is known as a night-time barker, so both the AKC and CKC say it is not a dog for everyone and needs securely fenced space rather than a flat.

Facts

SizeGiant
Height61–66cm
Weight32–68kg
Life expectancy10–12years
Breed groupAKC: working
FCI: 2
RoleGuardian
CoatDouble coat
Shedding4/ 5
Exercise30–90min/day
Can be left aloneup to 4 hours
Companionship need4/ 5
Trainability3/ 5
Barking3/ 5
Good with children3/ 5
Good with other dogs3/ 5
Heat tolerance2/ 5
Cold tolerance5/ 5

Health

This page is general information compiled from published sources. It is not veterinary, legal or purchase advice. Dogs vary within a breed — talk to a vet or a reputable breeder about the dog in front of you.

Health notes are not veterinary advice. Conditions listed are those reported for the breed, not a diagnosis of any dog. Always consult a veterinarian.

Hip dysplasia

Commonly reported in the breed; breeders screen hips by X-ray. Ask your vet about hip screening and about keeping your dog lean and fit.

[1] [3]

Elbow dysplasia

Commonly reported in the breed; breeders screen elbows by X-ray. Ask your vet if you notice front-leg lameness, especially in a growing dog.

[1] [3]

Hypothyroidism

Hypothyroidism is reported in the breed. Ask your vet about thyroid testing if you notice weight gain, lethargy or coat changes.

[1]

Epilepsy

Idiopathic epilepsy is reported in the breed. Ask your vet promptly if your dog has a seizure.

[1]

Cherry eye / eyelid problems

Eyelid and tear-film problems (cherry eye, entropion, dry eye) are reported in the breed. Ask your vet if the eyes look red, sore or weepy.

[1]

Behaviour

Guardian first — not for everyone

The CKC warns this is not the dog for everyone and can challenge even experienced owners: patient, gentle and loyal, but independent, powerful, suspicious of strangers and ready to defend fiercely; it can turn destructive when bored and is inclined to bark at night, so fenced property is an absolute must. The AKC likewise describes a mellow house dog that is aloof and territorial with strangers.

[2] [1]

Follows instinct over training; never off lead

The AKC says the breed does not respond well to conventional obedience: it learns fast, sees no point in repeating what it knows, is not food-driven, may perform in class and ignore commands at home, and has no reliable recall — it should never be trusted off leash. It prefers patrolling its territory to structured play and is more active in cool weather.

[1]

Temperament

The AKC summarises the breed's temperament as "reserved / independent / intelligent".

[1]

Energy and exercise

Energy level is rated 3/5 (moderate) on the AKC breed-trait chart. The Royal Kennel Club puts its exercise need at "up to 1 hour per day".

[1] [3]

Training and barking

AKC trait chart: trainability 3/5, barking level 3/5. Individual dogs vary; early socialisation and reward-based training are recommended for every breed.

[1]

Official guidance

Summaries of official documents are ours; the source is linked. Breed standards, laws and licensing rules change — check the issuing body for the current version.

AKC

American Kennel Club — Tibetan Mastiff

Breed overview, breed-trait chart, history, official standard summary and health notes from the AKC and the national parent club.

Read the source

Accessed 2026-09-09

CKC

Canadian Kennel Club — Tibetan Mastiff (Working Dogs)

Origin, temperament, activity level, height/weight, coat and grooming as described by the Canadian Kennel Club.

Read the source

Accessed 2026-09-09

KC

The Royal Kennel Club — Tibetan Mastiff

Breed characteristics (size large, exercise up to 1 hour per day, lifespan over 10 years), plus the recommended pre-breeding health schemes and DNA tests.

Read the source

Accessed 2026-09-09

FCI

FCI nomenclature — Tibetan Mastiff (standard no. 230, group 2)

FCI breed nomenclature entry with the official breed standard PDF in English, French, German and Spanish.

Read the source

Accessed 2026-09-09

Sources

  1. [1]Tibetan Mastiff — Dog Breed Information — American Kennel Club (Accessed 2026-09-09)
  2. [2]Tibetan Mastiff — Choosing a Breed — Canadian Kennel Club (Accessed 2026-09-09)
  3. [3]Tibetan Mastiff — Breeds A to Z — The Royal Kennel Club (Accessed 2026-09-09)
  4. [4]Tibetan Mastiff — FCI standard no. 230 — Fédération Cynologique Internationale (Accessed 2026-09-09)
  5. [5]How do I help my dog adjust to spending time alone? — The Royal Kennel Club (Accessed 2026-09-09)
  6. [6]Incidence and risk factors for heat-related illness (heatstroke) in UK dogs under primary veterinary care in 2016 (Hall, Carter & O'Neill, Scientific Reports 10:9128) — Nature / Scientific Reports (Accessed 2026-09-09)
  7. [7]FCI-Standard No. 230 — Tibetan Mastiff (Do Khyi) — Fédération Cynologique Internationale (Accessed 2026-09-09)

Still have questions?

Ask owners on the PawMunity forum — every breed has its own board.