Nicholas Allen

Nicholas Allen may refer to:


 * Nicholas Allen (anthropologist) (1939–2020), English anthropologist
 * Nicholas Allen (theatre director) (born 1947), British theatre director
 * Nick Allen (catcher) (1888–1939), American baseball catcher
 * Nick Allen (infielder) (born 1998), American baseball infielder
 * Nicky Allen (1958–1984), New Zealand rugby union player
 * Nick Allen (politician) (born 1990), American politician