Family name Montoya Grisales (Montoya Grisales 
) , in all the world, is a very rare cognomen. The last name Montoya Grisales is habitual in Latin America and the Caribbean, particularly Colombia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Montoya Grisales | Colombia |
Esteban, Orlando, Yilibeth, Elkin Dario, Luis Felipe, and Elkin Alexander