John Henry Williams may refer to:
John Henry Williams (baseball) (1968–2004), American businessperson John Henry Williams (economist) (1887–1980), American economist John Henry Williams (New Zealand politician) or Jack Williams (1918–1975), New Zealand Member of Parliament John Henry Williams (politician) (1869–1936), Welsh Member of Parliament John Henry Williams (soldier) or Jack Williams (1886–1953), Welsh soldier
See also John Williams (disambiguation) John H. Williams (disambiguation)