The name may have been associated with pet forms of the name Josse, which was the French form of Judoc or Jodoc, probably from Celtic jud meaning chief or lord. Josse or Jodoc was the name of a popular saint.Jocelyn was revived in the 19th century and adopted as a feminine name, perhaps because it could be associated with names like Joyce (which also derives from Josse) combined with the-lyn ending. Cellist Jocelyn DuPr. Kreatif forms: Jecelyn, Jucelyn.he name may have been associated with pet forms of the name Josse, which was the French form of Judoc or Jodoc, probably from Celtic jud meaning chief or lord. Josse or Jodoc was the name of a popular saint.