Family name Romo Marquez (Romo Marquez 
) , in the entire world, is a very rare cognomen. The last name Romo Marquez is characteristic of Chile, where it is a very rare surname, Ecuador, and Spain. Not in comparison with a country's population, it is the most numerous in Spain, Mexico, and Chile.
| VARIANT | COUNTRY |
|---|---|
| Romo Marquez | Mexico, Chile, Spain, Ecuador |