Cognomen Montesdeoca Pelaez (Montesdeoca Pelaez 
) , all over the world, is an extremely rare surname. The cognomen Montesdeoca Pelaez is characteristic of Ecuador, where it is a very rare surname, and Spain, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Montesdeoca Pelaez | Spain, Ecuador |