Last name Каролин (Caroline 
, Carolyn , Carolin , and others...) , all over the world, is a widespread surname. The family name Каролин is habitual in Nigeria, where it is quite a common surname, Guadeloupe, and Cameroon (explore the name in all countries). Measured by absolute frequency, this name is the most popular in Nigeria, Indonesia, and Uganda. More frequently, Каролин is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Carolyn, Caroline, Carolin | Brazil, Nigeria, France, United States, Kenya |
| Carolien | Brazil, Nigeria, United Kingdom, France, United States |
| Каролин | Russia |
Carla, Carlijn, Carlota, Carola, Caroleena, Carolina, Caroliny, Carolyne, Karlijn, Karoliina, Karolin, Karolina, Karoline, Karolyn, Karolína, Karolīna, Sexy, Καρολίνα, Караліна, Каролина, Каролине, Кароліна, Керолін, Кэролайн, קרוליין, קרולין, קרולינה, كارولين, كارولينا, カロリン, カロリーナ, カロリーネ, キャロライン, and 卡罗琳