Cognomen Mariñosa (Mariñosa 
) , all over the world, is a very rare family name. The surname Mariñosa is habitual in Spain, where it is a rare surname, and Argentina, where it is a very rare surname. Much less frequently, Mariñosa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mariñosa | Argentina, Spain |