Joscelyn \j(o)-scel-yn, jos(ce)-lyn\ as a girl's name is a variant of Jocelyn (Old German), and the meaning of Joscelyn is "a member of the German tribe, the Gauts".

The baby name Joscelyn sounds like Joycelyn, Josselyn, Joselyn and Joscelin. Other similar baby names are Jacelyn, Jesselyn, Joycelin, Josslyn, Jossalyn, Joslyn, Josilyn, Joselyne, Josceline, Josalyn, Joclyn, Jocelynn, Jocelyne, Jocelin, Joycelynn and Roselyn.