Surname Orensa (Orensa 
) , in all the world, is a rare last name. The cognomen Orensa is characteristic of Egypt, where it is a rare surname, Philippines, where it is an extremely rare surname, and the United States. Much less frequently, Orensa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Orensa | India, Egypt, United States, Philippines |