Charlayne \ch(a)-rlay-ne, char-layne\ as a girl's name is a variant of Charlene (Old German), and the meaning of Charlayne is "free man".
The baby name Charlayne sounds like Charlyne and Charlaine. Other similar baby names are Charmayne, Carlyne, Charmaine, Sharlyne, Charline, Charlynn, Charlyn, Charleene, Charlanna, Sharmayne, Sharlaine, Charmane, Cherlyne, Marlayne, Sharleyne and Sharlane.