Duple may refer to:
Musical measure Metre (music) the rhythmic structure of music Duple and quadruple metre a musical metre characterized by a primary division of 2 beats to the bar
Coachbuilding Duple Metsec former British coachbuilders acquired by Duple Coachbuilders Duple Coachbuilders a coachbuilder that acquired Duple Metsec, later to become Hestair Duple Duple Dominant an intercity coach bodywork design Duple Dartline a single-decker bus body Duple 425 a coach design built by Hestair Duple in the late 1980s Dennis Dart a bus designed by Hestair Group, the owner of Duple and Dennis Hestair Group who absorbed Duple Coachbuilders and Dennis