Last name Floos (Floos 
) , in the entire world, is a very rare family name. The last name Floos is characteristic of Saudi Arabia, where it is a rare surname, Venezuela, where it is an extremely rare surname, and Canada. Much less frequently, Floos is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Floos | South Africa, Saudi Arabia, United States, Canada, Venezuela |