Leonard King

Leonard King or Len King may refer to:
 * Leonard William King (1869–1919), English archaeologist and Assyriologist
 * Len King (1925–2011), South Australian politician, lawyer and judge
 * Len King (cricket umpire) (born 1941), Australian cricket umpire
 * Leonard King (basketball) (born 1966), American basketball player
 * Leonard King (drummer), American jazz drummer who played on several albums with James Carter in the mid-2000s