Mastiff
Also known as: English Mastiff, Old English Mastiff
Origin: England
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Size
Giant
Weight
54-104 kg (120-230 lbs)
Life Expectancy
6-10 years
Energy
Low
Trainability
Moderate
Barking
Low
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Compatibility
History & Origin
One of the most ancient dog breeds, depicted in Egyptian monuments dating to 3000 BC. Used as war dogs, guard dogs, and big game hunters throughout history. Nearly went extinct after WWII but was revived with American breeding stock.
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Training Tips
Train Before They Outweigh You
Essential to establish good leash manners and basic obedience while still a puppy. Adults can exceed 200 pounds.
Gentle Giants Need Gentle Training
Surprisingly sensitive despite their size. Harsh methods cause shutdown and distrust.
Drool Management
Keep towels everywhere. Accept that drool is part of life with a Mastiff.
Common Health Considerations
Hip Dysplasia
ModerateExtremely common in giant breeds; causes pain and mobility issues
Bloat (GDV)
SevereDeep chest makes them highly susceptible; can be fatal within hours
Osteosarcoma
SevereBone cancer; unfortunately common in giant breeds
Care Requirements
Exercise Needs
30-45 minutes daily. Short walks; avoid over-exercising puppies to protect developing joints.
Grooming Needs
Low maintenance coat. Weekly brushing. Daily facial wrinkle cleaning essential.
Drooling Level
Coat & Colors
Coat Type
Common Colors
Famous Mastiffs
Training Guides for Mastiff Owners
Mastiff Community
Photos and stories from Mastiff owners around the world