Surname Penarroja (Penarroja 
) , worldwide, is a very rare cognomen. The family name Penarroja is characteristic of Mexico, where it is a very rare surname, Spain, where it is an extremely rare surname, and the United Kingdom. Much less frequently, Penarroja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Penarroja | United Kingdom, United States, Mexico, Spain |