Meaning Jules is short form for the names Julian and Julius and means 'Jupiter's child' or 'downy'. Origin of Jules Latin +-100%Zoom level changed to 1 Popular Middle Names Adam, Avery, Christian, Easton, Victor Pronunciation 🔊 Listen Jules JHUWLZ Similar Names Launce Julio Julius JulÃan Ed King Ted Gus Julien Courtenay Year by Year Popularity of Jules