Karolina \k(a)-roli-na, kar(o)-lina\ as a girl's name is of Slavic origin. Variant of Caroline, from Charles (Old German) "free man".
Karolina has 23 variant forms: Karaline, Karalyn, Karalynna, Karalynne, Karla, Karleen, Karlen, Karlena, Karlene, Karli, Karlie, Karlina, Karlinka, Karoline, Karolinka, Karolyn, Karolyna, Karolyne, Karolynn, Karolynne, Leena, Lina and Lyna.
For more information, see also related names Carol and Karol.
Baby names that sound like Karolina are Carolina, Karolin and Karalina.