Family name Gerbelot-Barillon (Gerbelot-Barillon 
) , globally, is a very rare last name. The cognomen Gerbelot-Barillon is characteristic of Western Europe, particularly France, where it is a very rare surname. Very seldom, Gerbelot-Barillon is the forename as well as the last name. Parts of the name also exists independently as a last name Gerbelot, and a last name Barillon.
| VARIANT | COUNTRY |
|---|---|
| Gerbelot-Barillon | Spain, France |