Cognomen Romagera (Romagera 
) , around the world, is a very rare last name. The cognomen Romagera is habitual in Philippines, where it is a very rare surname, and the United States, where it is an extremely rare surname. Likewise, Romagera is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Romagera | Spain, United States, Philippines |