Cognomen Foaga (Foaga 
) , globally, is a very rare family name. The family name Foaga is habitual in New Zealand, where it is a rare surname, Australia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Foaga is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Foaga | United States, New Zealand, Australia |