George Allen may refer to:

• George E. Allen (1896–1973), American political operative and one-time head coach of the Cumberland University football team
• George Allen (Australian politician) (1800–1877), Mayor of Sydney and NSW politician
• George Allen (American politician) (born 1952), former Virginia Governor and U.S. Senator
• George Allen (New Zealand politician) (1814–1899), Mayor of Wellington, New Zealand, for three weeks
• George Allen, founding partner of international law firm Allen & Overy
• George E. Allen Sr. (1885–1972), Virginia state senator and U.S. Supreme Court trial attorney
• George E. Allen Jr. (1914–1990), Virginia attorney
• George R. Allen (1838–1901), Wisconsin state assemblyman
• George V. Allen (1903–1970), United States diplomat
• George W. Allen (judge) (1844–1928), associate justice and chief justice of the Colorado Supreme Court
• George Wigram Allen (1824–1885), Australian politician
• George Baugh Allen (1821–1898), Welsh lawyer
• George Van Allen (1890–1937), provincial politician from Alberta, Canada
• George L. Allen (1811–1882), Toronto chief constable (1847–1852), governor of Toronto Jail (1852–1872)
• George Allen (public servant) (1852–1940), Australian public servant
• W. George Allen (1936–2019), first African-American to graduate from the University of Florida School of Law

• George Allen (defensive tackle) (1944–1987), American college and professional football player
• George Allen (American football coach) (1918–1990), American football coach
• George E. Allen (coach) (1911–1997), American football player and coach of football and basketball
• George Allen (footballer, born 1932) (1932–2016), English footballer
• George Allen (footballer, born 1948) (1948–1971), Australian rules footballer for Sunshine
• George Allen (footballer, born 1928) (1928–1995), Australian rules footballer for South Melbourne
• George Allen (ice hockey) (1914–2000), Canadian ice hockey player
• Gubby Allen (Sir George Oswald Browning Allen, 1902–1989), Australian-born English cricketer
• George Allen (cricketer) (1949–1990), West Indian cricketer

• George Allen (architect) (1837–1929), New Zealand architect, surveyor, teacher and tourist guide
• George Allen (ichthyologist) (1923–2011), American scientist, Professor at Humboldt State University
• George Allen (publisher) (1832–1907), English craftsman and engraver, assistant to John Ruskin
• George Allen (sculptor) (1900–1972), Australian war artist
• George Allen (Vermont clergyman) (1808–1876), college professor and clergyman
• George Allen and Sons, publishers
• George C. Allen II, American general
• George Cyril Allen (1900–1982), British economist
• George Nelson Allen (1812–1877), American composer and geologist
• George Vance Allen (1894–1970), first Vice-Chancellor of the University of Malaya
• George W. G. Allen (1891–1940), pioneered aerial photography for archaeological research
• George Warner Allen (1916–1988), British artist

• George Allan (disambiguation)
• Georg Frederik Ferdinand Allen (1856–1925), Danish singing teacher, conductor and composer