Caitlyne \ca(i)-tly-ne, cait-lyne\ as a girl's name is a variant of Caitlin (Old French, Greek), and the meaning of Caitlyne is "pure".

The baby name Caitlyne sounds like Caitlynn and Caitlyn. Other similar baby names are Cailyn, Kaitlynn, Kaitlyn, Catlynn, Catlyn, Catline, Caitlinn, Caitlen, Caitlann, Caitland, Caitlan, Cailynn, Cailene, Carlyne, Carolyne, Caralyne, Cathlyne, Caitrine, Kaitlynne and Katlyne.