Family name Фридолин (Fridolin 
, Fridoline 
, Фридолин 
) , in the entire world, is quite a rare surname. The cognomen Фридолин is habitual in Liechtenstein, where it is quite a rare surname, Estonia, and Cameroon, where it is a rare surname. Not in comparison with a country's population, it is commonest in Indonesia, Tanzania, and Cameroon. Much more prevalently, Фридолин is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Fridolin | Democratic Republic of the Congo, Tanzania, Cameroon, Germany, Indonesia |
| Fridoline | Tanzania, Cameroon, United States, Germany, Democratic Republic of the Congo |
| Фридолин | Russia, Kazakhstan |
Federico, Fred, Frederic, Frederick, Frederig, Frederik, Frederiko, Fredrik, Freerk, Fridolino, Fridolín, Friederich, Friedrich, Frigyes, Fryderyk, Frédéric, Frédérik, Φρέντερικ, Федерико, Фред, Фредерик, Фредерико, Фредрик, Фридерик, Фридерих, Фридрих, Фрыдрых, Фрэд, Фрід'Єш, Фрідеш, Фрідріх, Фрідьєш, פרד, פרדריק, פרידו, פרידיש, פרידריך, فرد, فريتز, فريدريك, فريديريك, フェデリコ, フレッド, フレデリック, 弗列德里克, 弗雷德, and 弗雷德里克