Houtman is a surname. Notable people with the surname include:
Cornelis de Houtman (1565–1599), Dutch explorer who discovered a new sea route from Europe to Indonesia
Frederick de Houtman (1571–1627), Dutch explorer who sailed along the Western coast of Australia to Batavia
Marques Houtman (born 1979), Cape Verdean American basketball point guard
Peter Houtman (born 1957), football striker from the Netherlands