Surname Muñoz Jaen (Muñoz Jaen 
) , all over the world, is a very rare family name. The family name Muñoz Jaen is characteristic of Spain, where it is a rare surname, and Ecuador, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Muñoz Jaen | Spain, Ecuador |
Mireia, Galo Eduardo, and Francisco