Leonard Hill may refer to: Leonard Hill (physiologist) (1866–1952), British physiologist Leonard Hill (politician) (fl. 1936–56), Australian politician Leonard Hill (producer) (1947–2016), American television producer and real estate developer Leonard Hill (athlete) (fl. 1985–86), American distance runner, winner of the Portland Marathon in 1985 and in 1986 Leonard Lake (1945–1985), also known as Leonard Hill, American serial killer