Richard Wainwright may refer to:
Military Richard Wainwright (American Civil War naval officer) (1817–1862), Commander in the Union Navy during the American Civil War Richard Wainwright (Spanish–American War naval officer) (1849–1926), Admiral in the U.S. Navy during the Spanish–American War Richard Wainwright (World War I naval officer) (1881–1944), Commander in the U.S. Navy, awarded Medal of Honor
Others Richard Wainwright (composer) (1757–1825), English church organist and composer Richard Wainwright (politician) (1918–2003), British politician and businessman