Cognomen Giraldo Avendaño (Giraldo Avendaño 
) , in the world, is an extremely rare surname. The family name Giraldo Avendaño is habitual in Latin America and the Caribbean, particularly Colombia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Giraldo Avendaño | Colombia |
Santiago, and Maria Elci