(b Paris, 1741; d Berlin, 1818).
Fr. cellist. Début Concert Spirituel, Paris, 1761. Member of Frederick the Great's court orch., Berlin, 1773–1811, dir. of court concerts 1787–1806. Beethoven's 2 vc. sonatas Op.5 may have been written for him and f.p. in Berlin by Beethoven and Duport, 1796. Mozart wrote variations for pf. on a minuet by Duport (K573), 1789.