Pyrenean Mastiff
The Pyrenean Mastiff is a foundation stock service breed from Spain, standing males 30 in · females 28 in at the withers, weighing 132–198 lb. Recorded lifespan is 10–13 yrs.

- Breed group
- Foundation Stock Service
- Origin
- Spain
- Height
- males 30 in · females 28 in
- Weight
- 132–198 lb
- Lifespan
- 10–13 yrs
Among the 500 breeds here with recorded measurements, the Pyrenean Mastiff is taller than 97% of the measured breeds, heavier than 99%, one of 64 in the Foundation Stock Service group, one of 8 from Spain.
Living with the Pyrenean Mastiff
Two breed references score every breed they cover from 1 to 5 on the things an owner lives with day to day. These are the Pyrenean Mastiff’s, with what a 1 and a 5 mean on each row.
- Affection with family
- 4 of 51 independent · 5 devoted
- Good with young children
- 4 of 51 not suited · 5 very good
- Good with other dogs
- 4 of 51 not suited · 5 very good
- Openness to strangers
- 2 of 51 reserved · 5 everyone is a friend
- Watchdog / protective nature
- 5 of 51 unbothered · 5 vigilant
- Energy
- 3 of 51 couch potato · 5 busy all day
- Exercise needs
- 3 of 51 a short walk · 5 a job to do
- Playfulness
- 3 of 51 only when invited · 5 non-stop
- Barking
- 2 of 51 only to alert · 5 very vocal
- Shedding
- 3 of 51 barely · 5 constantly
- Drooling
- 5 of 51 a dry mouth · 5 keep a towel
- Tolerates being alone
- 4 of 51 poorly · 5 well
- Tolerates hot weather
- 3 of 51 poorly · 5 well
- Tolerates cold weather
- 4 of 51 poorly · 5 well
Rated 1 to 5 by the American Kennel Club and DogTime, averaged where both rate the same thing, and read from their breed pages in 2022. Nobody at Woof & Beyond has met this breed — these are the publishers’ judgments, not ours.Pyrenean Mastiff on AKCPyrenean Mastiff on DogTime
Breeds that look like the Pyrenean Mastiff
A neural network trained to tell breeds apart by sight read all 510 photographs in this reference, and these are the 6 it placed closest to the Pyrenean Mastiff.
Height 0–38 in
- Pyrenean Mastiff30 in
- Šarplaninac22–24 in
- Karst Shepherd22–25 in
- Rize Koyanno recorded figure
- Tibetan Mastiff26 in
- Keeshond17–19 in
- Romanian Carpathian Shepherd25–29 in
Weight 0–220 lb
- Pyrenean Mastiff132–198 lb
- Šarplaninac55–88 lb
- Karst Shepherd66–93 lb
- Rize Koyanno recorded figure
- Tibetan Mastiff140–170 lb
- Keeshond33–44 lb
- Romanian Carpathian Shepherd77–110 lb
Lifespan 0–20 yrs
- Pyrenean Mastiff10–13 yrs
- Šarplaninac11–13 yrs
- Karst Shepherd11–12 yrs
- Rize Koyanno recorded figure
- Tibetan Mastiff10–12 yrs
- Keeshond10–12 yrs
- Romanian Carpathian Shepherd12–14 yrs
Nothing here was grouped by hand. The ranking is an opinion about appearance, not about ancestry, which is why it sometimes puts together breeds no kennel club would — and why it is worth looking at the photographs rather than taking the order on trust.





