Surname Vaca Nuñez (Vaca Nuñez 
) , across the world, is a very rare last name. The family name Vaca Nuñez is habitual in Ecuador, where it is a rare surname, and Spain, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Vaca Nuñez | Spain, Ecuador |
Sergio, Antonia, and Estela Beatriz