Middle English male given name from Old French Joscelin, German Gautzelin, diminutive of names beginning with the tribal name Gaut "a Geat, a Goth", the root form of which probably comes from Proto-Germanic *Gautalinþiz; also used as a diminutive form of the Breton name Josse ( =Joyce). It survived as a surname and was revived as a given name in the nineteenth century.
- Jocelyn is currently popular among U.S. Hispanics, and in the Philippines, by folk etymology explained as a feminine diminutive form of José (Joseph).
- Patrick Hanks and Flavia Hodges: A Concise Dictionary of First Names. Oxford University Press 2001
- : Jocelyne