Surname Riaño Trujillo (Riaño Trujillo 
) , in all the world, is an extremely rare cognomen. The cognomen Riaño Trujillo is habitual in Latin America and the Caribbean, particularly Colombia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Riaño Trujillo | Colombia |
Sergio, Alejandra, and Alvaro Ernesto