Family name Mendez Cuellar (Mendez Cuellar 
) , in all the world, is a rare last name. The last name Mendez Cuellar is characteristic of Latin America and the Caribbean, particularly Bolivia, where it is quite a rare surname, and Colombia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Mendez Cuellar | Colombia, Bolivia |