Karolin \k(a)-ro-lin\ as a girl's name is a variant of Caroline (Old German), and the meaning of Karolin is "free man".

The baby name Karolin sounds like Karlin, Karolina, Carolin, Karolyn and Karoline. Other similar baby names are Kayelin, Katelin, Kaitlin, Kalin, Caralin, Carlin, Karlyn, Karlina, Karlen, Karline, Karlie, Karli, Karmin, Karole, Karol, Carolyn, Carolina, Karolynn, Karolyne, Karolyna, Karolinka, Karlein, Karilyn, Karelyn, Karalyn, Karaline, Karalina, Carolein, Carolan, Carolien, Katalin, Karrin, Karon, Karin, Darylin, Darolyn, Harolyn, Kathlin, Karalie, Katlin, Kaylin, Kailin, Kaelin, Marylin, Marilin, Maralin, Marlin and Marrlin.