Family name Marcela Luz (Marcela Luz 
) , across the world, is a very rare surname. The cognomen Marcela Luz is characteristic of Chile, where it is a rare surname, and Spain, where it is a very rare surname. More prevalently, Marcela Luz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Marcela Luz | Peru, Spain, Bolivia, Chile, Ecuador |