Cognomen Luis Arnoldo (Luis Arnoldo 
) , around the world, is a rare last name. The family name Luis Arnoldo is characteristic of Chile, where it is quite a rare surname, and Spain, where it is an extremely rare surname. More frequently, Luis Arnoldo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Luis Arnoldo | Colombia, Chile, Guatemala, Ecuador, Costa Rica |