Family name Cuiñas (Cuiñas 
) , all around the world, is a rare surname. The cognomen Cuiñas is habitual in Argentina, where it is a rare surname, Spain, and Venezuela, where it is a very rare surname. Very seldom, Cuiñas is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cuiñas | Spain, Mexico, Chile, Argentina, Venezuela |
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pío lino cuiñas Spanish writer, ES (b. 1851) |
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| antonio manuel chaves cuiñas Spanish writer, ES (b. 1959) |
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| iñigo cuiñas researcher |
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| ana gallego cuiñas (b. 1978) |
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Ana, Paulo, Pablo, Pedro, Ruben, Dalma, Lidia, Lucia, José, Josè, Jorge, Jòse, Norma, Nelly, Elena, Erica, Inés, Irene, Oscar, Marisa, Martin, Manuel, Paula, Clara, Cesar, Carla, Roy, Mary, Sara, Pura, Raul, Dora, Luis, Jose, Juan, Tito, Monica, Olga, Maria, Mario, Marta, Mayka, Mirta, Anahy, Angel, Angie, Ariel, Adela, Omar, and Melisa