William Allen (December 18 or December 27, 1803 – July 11, 1879) was a Democratic Representative and Senator from the U.S. state of Ohio, as well as Governor of Ohio.
William Allen (August 5 1704 – September 6 1780) was a weathly merchant, Chief Justice of the Province of Pennsylvania and former mayor of Philadelphia.
William Allen (August 13, 1827 – July 6, 1881) was an United States Congressman from Ohio during the early part of the American Civil War.
Rear-Admiral William Allen (November, 1792 – 23 January, 1864) was an English naval officer and explorer.
William Allen FRS, FLS (August 29, 1770 – September 30, 1843) was was an English Quaker, scientist and philanthropist who opposed slavery and engaged in schemes of social and penal improvement in early nineteenth century England.
William Randall Allen, QC (June 29 1919 - October 1 1985) was a former Toronto politician who served as the Chairman of the Municipality of Metropolitan Toronto from 1962 to 1969 and is the namesake of the Allen Expressway.
William Reginald Allen {born April 14, 1893 in Sharlston, near Wakefield, Yorkshire, England and died October 14, 1950, Normanton, Yorkshire, England) was an English cricketer who played for Yorkshire County Cricket Club. He was a right-handed batsman and a wicketkeeper. He played thirty matches for Yorkshire scoring 475 runs at an average of 21.59 with the bat with a highest score of 95.
William Allen (1784-1868) was an evangelical Congregationalist.
William Allen (c. 1790 - 17 October 1856) was joint founder of St Peter's College, Adelaide, South Australia.
William James Allen (15 October 1866 – 20 December 1947), was a Northern Irish unionist politician.
William Orgain Allen was born William Orgain in 1829. At age two, he inherited the 26,000 acre Claremont Estate on the James River in Virginia from his granduncle Colonel William Allen (1768-1831). To satisfy the terms of his inheritance, his name was officially changed to William Allen in 1832.
