Globally, Milagros Ailen (Milagros Ailen 
) is a very rare feminine first name. The given name Milagros Ailen is characteristic of Latin America and the Caribbean, particularly Argentina, where it is a very rare girly name.
| VARIANT | COUNTRY |
|---|---|
| Milagros Ailen | Peru, Argentina |
Nonis, Ortega, Martinez, and Arce Ortiz