Christian Ejner Severin Møller is born on 22 September 1920 in Copenhagen, Denmark. 
He enlists for the Royal Australian Air Force on 6 October 1942 in Sydney. He is discharged on 22 November 1945 at which point he is attatched to No. 2 Stores Depot, Waterloo, holding the rank of Corporal. 
Christian Ezner Severin Møller applies for naturalisation in 1950.