Throughout the world, Alan Ernesto (Alan Ernesto 
) is a very rare masculine first name. The forename Alan Ernesto is characteristic of Latin America and the Caribbean, particularly Chile, where it is a rare boy's name, and Peru. Very seldom, Alan Ernesto is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Alan Ernesto | Philippines, Mexico, Ecuador, Chile, Peru |