Steinhauer (German for stonemason) is a surname. Notable people with the surname include:
Ernst Steinhauer (1925–2005), West German sprint canoer Gustav Steinhauer (c. 1870–1930), German spy Henry Bird Steinhauer (1804–1885), Canadian Methodist clergyman Johann Steinhauer (1705–1779), Latvian entrepreneur, social reformer and landowner Neal Steinhauer (1944–2020), United States shotputter Olen Steinhauer (born 1972), United States novelist Orlondo Steinauer (born 1973), former Canadian football safety Ralph Steinhauer (1905–1987), Canadian politician Sherri Steinhauer (born 1962), United States golfer Tomer Steinhauer (born 1966), Israeli basketball coach and former player
See also Steinhauer, Edmonton, residential neighborhood in Canada