Last name Фолин (Folin 
, Follin 
, Folyn 
) , around the globe, is quite a rare surname. The cognomen Фолин is habitual in Isle of Man, where it is quite a rare surname, Sweden, and France. In absolute terms, it is the most numerous in France, Italy, and the United States. Much less frequently, Фолин is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Folin | Italy, United States, Sweden, China, France |
| Follin | United Kingdom, Italy, United States, Sweden, France |
| Folyn | United States, Philippines |
| Фолин | Kyrgyzstan, Ukraine, Russia |