Lewis Allen or Lewis Allan may refer to:

;Lewis Allen

  • Lewis Allen (rugby union) (1870–1932), New Zealand rugby union player
  • Frederick Lewis Allen (1890–1954), American editor and historian
  • Lewis Allen (director) (1905–2000), film and television director
  • Lewis F. Allen (1800–1890), American politician and land developer
  • Lewis M. Allen (1922–2003), American film producer

;Lewis Allan

  • Lewis Allan (sometimes misspelled Lewis Allen), pseudonym of Abel Meeropol (1903–1986), American lyricist
  • Lewis Allan (footballer) (born 1996), Scottish footballer

See also

  • Alan Lewis (disambiguation)
  • Allen Lewis (disambiguation)
  • Allan Lewis (disambiguation)
  • Alun Lewis (disambiguation)