Charles Philip Littlejohn CBE (11 January 1923 – 14 September 2014) was the eleventh Clerk of the New Zealand House of Representatives ("Clerk of the House"). As Clerk of the House he was head of the Legislative Department, responsible for administrative services to Parliament prior to the creation of the Parliamentary Service in 1985 and the Office of the Clerk of the House of Representatives in 1988. In the 1985 New Year Honours Littlejohn was appointed a Commander of the Order of the British Empire in recognition of his services as Clerk of the House of Representatives.