Family name Germanoff (Germanoff 
) , across the world, is a very rare surname. The surname Germanoff is habitual in Argentina, where it is a very rare surname, Italy, and the United States, where it is an extremely rare surname. Much less frequently, Germanoff is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Germanoff | Italy, Argentina, Spain, United States |