Kaitlyn \ka(i)-tl-yn, kait-lyn\ as a girl's name is a variant of Caitlin (Old French, Greek), Kaitlin and Katherine (Greek), and the meaning of Kaitlyn is "pure".

The baby name Kaitlyn sounds like Kaitlynn, Kaitlan, Caitlyn, Kitlyn and Katlyn. Other similar baby names are Kailyn, Cailyn, Kayelyn, Katelyn, Kaitlinn, Kaitlann, Catlyn, Caitlynn, Caitlyne, Caitlen, Caitlan, Karlyn, Karolyn, Karilyn, Karelyn, Karalyn, Kaitrin, Kathlyn, Kaitlynne, Kaitleen, Kamlyn, Katlynn, Katlin, Katlyne, Katilyn, Kaylyn, Kalyn, Kailin, Kailan and Kaelyn.