published
Pyrenean Mastiff
Calm · gentle · courageous
- Size
- giant
- Lifespan
- 8–13 years
- Weight
- 64–100 kg
Browse by adult size
Giant dog breeds
Explore published giant dog breeds and compare their temperament, adult weight, lifespan and household suitability. Use each evidence-led breed profile to assess care needs before choosing a dog.
Published records onlyStructured breed dataProfile links included
Browse giant dog breeds
Page 3 of 3
published
Pyrenean Mountain Dog
Gentle · confident · protective
- Size
- giant
- Lifespan
- 10–12 years
- Weight
- 45–73 kg
published
Rafeiro do Alentejo
Calm · confident · protective
- Size
- giant
- Lifespan
- 12–14 years
- Weight
- 45–60 kg
published
Rize Koyun
Protective · independent · courageous
- Size
- giant
Structured data, useful context
Only published, non-archived breed records appear here. Suitability directories use the documented 1–5 score methodology, while taxonomy directories use approved breed attributes. Scores summarize typical breed tendencies and cannot predict every dog.
