Family name Luz Mercy (Luz Mercy 
) , throughout the world, is an extremely rare last name. Much more frequently, Luz Mercy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Luz Mercy | Costa Rica, Spain, Ecuador, Colombia, Peru |
Acosta Camino, Cuervo Carrillo, Espitia Casas, and Cardenas Silva