title: William Massey (disambiguation)
text: William Massey (1856–1925) was Prime Minister of New Zealand.
  
  William Massey may also refer to:
  Bill Massey (baseball) (1871–1940), baseball player in 1894
  Bill Massey (softball) (1936–2020), New Zealand softball player, coach and umpire
  William Massey (calligrapher) (1691–1764), author of The origin and progress of letters (London: J. Johnson, 1763).
  William Massey (cricketer) (1846–1899), played cricket for Somerset and Lancashire
  William Massey (rower) (1817–1898), rowed and played cricket for Cambridge University
  William A. Massey (politician) (1856–1914), U.S. Senator
  William A. Massey (mathematician) (born 1956), American mathematician
  William Clifford Massey (1917–1974), American anthropologist
  William Nathaniel Massey (1809–1881), British author and politician
  William S. Massey (1920–2017), American mathematician