The Marinhoa is a cattle breed from Portugal.
A large animal with harmonious forms. Thick elastic and prominent skin; light brown coat, tending to straw; docile temperament; long and flat head; bulky but not large abdomen; long wide and deep back and topsides; muscled members, strong, with good angulation; dark mucous; small horns; sub-concave profile.
The breed region is circumscribed almost exclusively to the Central Portugal in Aveiro District.