Cognomen Muñiz Romero (Muñiz Romero 
) , all around the world, is a very rare last name. The family name Muñiz Romero is habitual in Ecuador, where it is a rare surname, and Spain, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Muñiz Romero | Spain, Ecuador |
Susana, Cristhian, Jose Luis, Norma Pilar, Juan Tomas, and Marco Antonio