Meaning Variant of Jocelyn; part of the group, an insider. Origin of Josselyn German Popular Middle Names Eliana, Gudalupe, Harper, Marie Pronunciation 🔊 Listen Josselyn JOSSlin Similar Names Jocelyne Jannina Jonetta Trinitea Kwanzaa Cheryl Ellie Emelina Amalthia Aurene Year by Year Popularity of Josselyn