During the First World War he served as an officer in the King's Royal Rifle Corps and was awarded the Military Cross. He relinquished his commission on 17 January 1919.[2] On 7 December 1921, he married Audrey Emily Vivian, who was an only daughter, and the source of the second surname that the couple adopted in 1929 (by Royal Licence).[3]
Quarterly in a border engrailed azure & with a crescent gules over all; (1 & 4) or, on a chief sable 3 escallops or (Graham); (2 and 3) or, a fess checky azure & argent with a chevron gules in chief (Stuart).[11]