William Allen
William Allen is the name of:
- William Allen (cardinal ) ( 1532-1594 ), English cardinal and politician
- William Allen ( loyalist ) ( 1704-1780 ), American businessman, founder of the city of Allentown (Pennsylvania)
- William Allen ( Quaker ) ( 1770-1843 ), English scientist and philanthropist
- William Allen ( politician ) ( 1803-1879 ), American politician
- William Allen ( congressman ) ( 1827-1881 ), American politician
- William Charles Allen ( b. 1947 ), American sailor
- William E. Allen, American government official
- William F. Allen (1883-1946), American politician
- William J. Allen (1829-1901), American politician
- William McPherson Allen (1900-1985), American businessman
- William Sheridan Allen (1932-2013), American historian
- William Sidney Allen (1918-2004), British Indo-Europeanist
- William V. Allen (1847-1924), American politician
- William Wirt Allen (1835-1894), American brigadier general
See also:
- William Allan (1782-1850), Scottish painter and draftsman
- Disambiguation