Dupleix could refer to one of the following:

People:

Naval ships:

Commercial ships:

  • a steamship built at La Ciotat in 1862, which between 1883 and 1888 operated between Sydney and Nouméa, was sold, refurbished and subsequently operated between Australia and New Zealand.
  • a three-masted barque (1901–1917) sunk by the German commerce raider Seeadler on 5 March 1917
  • a cargo ship (1914–1942) sunk in the Pacific by a Japanese submarine.

In transport: