William Howard
William Howard is the name of the following people:
- William Howard (judge) (around 1242–1308), British lawyer and judge
- William Howard, 1st Baron Howard of Effingham (around 1510–1573), English Lord High Admiral and Lord Seal Keeper
- William Howard (Antiquarian) (also Belted Will or Bauld Will ; 1563–1640), English nobleman and antiquarian
- William Howard, 1st Viscount Stafford (1614–1680), British landowner and royalist
- William Howard (Politician) (1817-1891), American Politician (Ohio)
- William Howard , a pseudonym of Jürgen Enz (* 1941), German director
- William Howard (basketball player) (born 1993), French basketball player
- William Alanson Howard (1813–1880), American politician
- William Alvin Howard (* 1926), American logician
- William K. Howard (1899–1954), American director, producer and screenwriter
- William Marcellus Howard (1857–1932), American politician
- William S. Howard (1875–1953), American politician
