The English Mastiff breed

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English Mastiff breed

English Mastiff

Old English Mastiff: the imposing British guardian

The Old English Mastiff is one of the largest dogs in the world. Massive, calm and deeply attached to its family, it is a molosser with a tender heart and quiet courage.

Origins of the Old English Mastiff

Descended from ancient molossers (Molossus, Roman war dogs), bred in Great Britain since the Middle Ages for guarding, big-game hunting and combat (banned in the 19th century). Likely an ancestor of the modern Mastiff and many molossers.

Temperament and personality

The Old English Mastiff is known for:

  • A calm, composed character
  • Natural dignity
  • Quiet courage
  • Deep attachment to its family

It is tender, balanced and confident.

Training and socialization

Training requires kindness and consistency. Sensitive despite its size: avoid harshness. Early socialization essential for such a powerful molosser.

Health and care

The Old English Mastiff has several predispositions:

  • Hip/elbow dysplasia
  • Cardiomyopathy
  • Gastric dilatation-volvulus (emergency)
  • Short lifespan (7–10 years)

Its short coat needs weekly brushing and cleaning of facial folds.

The Old English Mastiff in the family

Suits calm families with space. Excellent with respectful children despite its mass. Not suited to small apartments or solitude.


📌 Summary

Massive, calm and deeply tender, the Old English Mastiff is a gentle guardian for patient families who appreciate large-hearted molossers.

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