Charline \ch(a)-rli-ne, char-line\ as a girl's name is a variant of Caroline (Old German), Charlene (Old German) and Charlotte (Old German), and the meaning of Charline is "free man".
The baby name Charline sounds like Sharline, Charlyne, Charlina and Charlaine. Other similar baby names are Carline, Charlie, Charlice, Charlize and Charmine.