Alfred Allen or Alf Allen may refer to:

• Alfred Allen (actor) (1886–1947), American silent film actor
• Alfred Allen (Australian politician) (1839–1917), New South Wales colonial politician
• Alfred Allen (executioner) (c. 1888–c. 1938), English executioner
• Alfred Allen, Baron Allen of Fallowfield (1914–1985), British life peer and trade unionist
• Alfred G. Allen (1867–1932), U.S. Representative from Ohio
• Alfred E. Allen (1912–1987), New Zealand politician
• Alfie Owen-Allen (born 1986), English actor

• Allen (surname)