All around the world, Arpaia (Arpaia 
) is a very rare epicene given name. The forename Arpaia is habitual in Southern Europe, particularly Italy, where it is a very rare unisex name. Much more prevalently, Arpaia is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Arpaia | Italy, France, Brazil, United States, Argentina |