Surname Fanboy (Fanboy 
) , worldwide, is a very rare last name. The cognomen Fanboy is characteristic of Germany, where it is a very rare surname, Indonesia, and the United States, where it is an extremely rare surname. Much less frequently, Fanboy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Fanboy | Germany, Indonesia, United States, South Africa |