Family name Серо (Sero 
, Серо 
) , worldwide, is quite a rare surname. The family name Серо is habitual in Bosnia and Herzegovina, where it is quite a rare surname, Benin, and Georgia. In absolute terms, this name is the most popular in Indonesia, Benin, and Egypt. Also, Серо is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sero | Benin, Ethiopia, Indonesia, Egypt, India |
| Серо | Ukraine, Russia |