Family name Флоч (Floch 
, Флоч 
) , throughout the world, is quite a common surname. The family name Флоч is habitual in France, where it is quite a common surname, Slovakia, where it is quite a rare surname, and Luxembourg. Measured by absolute frequency, it is commonest in France, the United States, and Slovakia. Very seldom, Флоч is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Floch | Democratic Republic of the Congo, Hungary, United States, France, Slovakia |
| Флоч | Russia |