William married Dorothy Mary Unthank on 18 Oct 1928 in Brompton Oratory, Middlesex, England. Dorothy (daughter of Colonel Clement William Joseph Unthank and Judith Sarah Savill-Onley) was born between 1 Jan 1888 and 31 Mar 1888 in Intwood, Norfolk, England; was christened on 10 Apr 1888 in Intwood, Norfolk, England; died after 1961. [Group Sheet]