William R. Allen

William R. Allen is the name of:


 * William R. Allen (economist) (1924–2021), American economist, professor and author
 * William Allen (Canadian politician) (1919–1985)
 * William Allen (Montana politician) (1871–1953), American politician and businessman
 * William Allen (Utah architect) (1849–1928)
 * William Reginald Allen (English cricketer) (1893–1950)
 * William Rodney Allen, American author and former professor of English