Fred Allen (disambiguation)
Fred Allen (1894–1956) was an American comedian.
Fred Allen may also refer to:
- Fred Allen (rugby union) (1920–2012), rugby player and coach from New Zealand
- Fred Hovey Allen (1845–1926), American theologian
- Fred Allen (cricketer) (born 1935), English cricketer
- Fred Allen (athlete) (1890–1964), American track and field athlete
- Fred Allen (editor) (1896–1955), American film editor
- Fred Allen (footballer) (1860–c. 1926), English footballer
- Fred Allen (set designer) (1942–2007), Canadian set designer and artist
- Frederick Lewis Allen (1890–1954), magazine editor and historian
- Frederick Warren Allen (1888–1961), American sculptor
- Frederick Madison Allen (1879–1964), doctor who treated diabetes