Around the world, Luis Arnoldo (Luis Arnoldo 
) is quite a rare masculine given name. The forename Luis Arnoldo is habitual in Latin America and the Caribbean, particularly Chile, where it is quite a common boy's name, Costa Rica, where it is quite a rare masculine name, and Guatemala. Much less frequently, Luis Arnoldo is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Luis Arnoldo | Colombia, Chile, Guatemala, Ecuador, Costa Rica |