 She was granted authority, by royal licence, to take additional surname of Stepney in 1922, and died on 8 June 1952.Margaret Catherine "Marged" Stepney Howard Stepney (London, 20 January 1913-London, 22 January 1953), of Cilymaenllwyd, Llanelly, and Chase End, Compton Avenue, Hampstead Lane, London, was the daughter of Sir Stafford by his second wife, "Alcyone" Cowell-Stepney.She married in 1933 Patrick Wyndham Murray-Threipland (1904-1957), only son of Colonel William Murray Threipland, had one son and divorced in 1938.