Last name Riolama (Riolama 
) , around the world, is a very rare cognomen. The family name Riolama is habitual in Latin America and the Caribbean, particularly Venezuela, where it is a very rare surname, and Mexico, where it is an extremely rare surname. Also, Riolama is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Riolama | United States, Philippines, Venezuela, Mexico |