Leonberger
蘭伯格犬
Updated 2026-09-09
At a glance
The Leonberger is a lush-coated German giant created in the 1840s from Saint Bernard, Newfoundland and Pyrenean crosses to resemble the lion on Leonberg's coat of arms. Leos are gentle, patient and famously fond of children, friendly but sound watchdogs, and want to be with their family rather than outdoors alone. They are stronger than most owners, so socialisation before 20 weeks and obedience classes are essential; expect heavy seasonal shedding, a need for space and exercise, and a short lifespan.
Facts
| Size | Giant |
|---|---|
| Height | 65–80cm |
| Weight | 41–77kg |
| Life expectancy | 7years |
| Breed group | AKC: working FCI: 2 |
| Role | Working |
| Coat | Double coat |
| Shedding | 4/ 5 |
| Exercise | 45–150min/day |
| Can be left alone | up to 3 hours |
| Companionship need | 5/ 5 |
| Trainability | 5/ 5 |
| Barking | 3/ 5 |
| Good with children | 5/ 5 |
| Good with other dogs | 3/ 5 |
| Heat tolerance | 2/ 5 |
| Cold tolerance | 5/ 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.
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.
Inherited eye conditions
Various inherited eye conditions are reported in the breed; annual eye examinations by a veterinary ophthalmologist are recommended for breeding stock. Ask your vet about eye screening.
Bloat (gastric dilatation-volvulus)
Deep-chested dogs of this breed are at risk of bloat, a life-threatening emergency. Ask your vet about the warning signs and prevention options.
Glaucoma
Glaucoma or lens luxation is reported in the breed; screening tests exist. Ask your vet urgently if an eye becomes cloudy, red or painful.
Behaviour
Gentle family giant, friendly but nobody's fool
The CKC calls the Leonberger an agreeable family dog distinguished by its marked friendliness toward children — obedient, pleasant-natured and fearless in all situations; the AKC describes a gentle nature and serene patience, a dog that relishes the companionship of the whole family and is friendly but nobody's fool, showing intelligence and sound judgment as a watchdog.
Space, exercise and early training
The AKC says a city flat or small suburban lot is probably not the place for a Leo: adults are generally calm but still need vigorous exercise once a day, puppies and adolescents are exuberant, drafting and agility suit the breed, and because a Leo may outweigh its owner it must be socialised before 20 weeks and taught in group obedience classes to do what you ask; the CKC notes a lively nature despite the size and recommends regular outdoor exercise, and the Royal Kennel Club puts the need at more than 2 hours a day.
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 "more than 2 hours per day".
Training and barking
AKC trait chart: trainability 5/5, barking level 3/5. Individual dogs vary; early socialisation and reward-based training are recommended for every breed.
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.
American Kennel Club — Leonberger
Breed overview, breed-trait chart, history, official standard summary and health notes from the AKC and the national parent club.
Read the sourceAccessed 2026-09-09
Canadian Kennel Club — Leonberger (Working Dogs)
Origin, temperament, activity level, height/weight, coat and grooming as described by the Canadian Kennel Club.
Read the sourceAccessed 2026-09-09
The Royal Kennel Club — Leonberger
Breed characteristics (size large, exercise more than 2 hours per day, lifespan under 10 years), plus the recommended pre-breeding health schemes and DNA tests.
Read the sourceAccessed 2026-09-09
FCI nomenclature — Leonberger (standard no. 145, group 2)
FCI breed nomenclature entry with the official breed standard PDF in English, French, German and Spanish.
Read the sourceAccessed 2026-09-09
What owners say
Owner advice is quoted from public community posts and reflects those owners' opinions, not PocketPaw's position. It is unverified and not a substitute for professional advice. Each item links to where it was said.
“The parent club's 'Leo 4 U?' page warns that Leonbergers shed twice a year in quantities you could make clothing from, need weekly brushing, a large fenced property and real exercise — a Leo kept in a small backyard without enough exercise can easily become overprotective — and do not make good 'only outside' dogs, since isolation leads to destructive behaviour; it says the average lifespan is around eight years and that the breed is not for people who expect the dog to fit around their lifestyle or cannot commit to training, socialisation before 20 weeks and weekly grooming.”
— Leonberger Club of America — Leo 4 U? via breed clubWorldwide2026-09-09
Sources
- [1]Leonberger — Dog Breed Information — American Kennel Club (Accessed 2026-09-09)
- [2]Leonberger — Choosing a Breed — Canadian Kennel Club (Accessed 2026-09-09)
- [3]Leonberger — Breeds A to Z — The Royal Kennel Club (Accessed 2026-09-09)
- [4]Leonberger — FCI standard no. 145 — Fédération Cynologique Internationale (Accessed 2026-09-09)
- [5]How do I help my dog adjust to spending time alone? — The Royal Kennel Club (Accessed 2026-09-09)
- [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]Leo 4 U? — Leonberger Club of America — Leonberger Club of America (public breed information) (Accessed 2026-09-09)
Still have questions?
Ask owners on the PawMunity forum — every breed has its own board.
Breed data compiled by PocketPaw from the sources credited on each entry. Text and layout © 2026 NextPath Solutions Limited. Please link to a page rather than copying it.