In the entire world, Delarosa-Tillero (Delarosa-Tillero 
) is an extremely rare unknown gender forename. Much more frequently, Delarosa-Tillero is the last name as well as the forename. Parts of the name also exists independently as a last name Delarosa, and a last name Tillero.
| VARIANT | COUNTRY |
|---|---|
| Delarosa-Tillero | United States |