Hinrichs is a German surname. Notable people with the surname include:
Carl Hinrichs (1907–1967), German actorDenise Hinrichs (born 1987), German shot putterDutch Hinrichs (1889–1972), American baseball playerFabian Hinrichs (born 1976), German actorGustav Hinrichs (1850–1942), German-born American composer and conductorGustavus Detlef Hinrichs (1836–1923), German chemistHermann Friedrich Wilhelm Hinrichs (1794–1861), German philosopherJohn Hinrichs (1936–2012), American mechanical engineerJohn Honeycutt Hinrichs (1904–1990), United States Army generalJoseph Hinrichs (born 1966), American businessmanLars Hinrichs (born 1976), German businessmanPaul Hinrichs (born 1925), American baseball player