Background
Her given name was Dorothy, but after her parents divorced she changed it to Mary Duff and kept her mother"s maiden name of Stirling as her own.
Her given name was Dorothy, but after her parents divorced she changed it to Mary Duff and kept her mother"s maiden name of Stirling as her own.
Luttrell Byrom petitioned for divorce in 1915 citing one G. Henderson as a co-respondent. Her second marriage was at Edinburgh on 26 January 1917, to Sir Roger Thomas Twysden, a naval officer He had succeeded as tenth Baronet on 1 May 1911, so Duff became known as Lady Twysden.
Their son Anthony, later eleventh Baronet, was born on 11 March 1918.
Sir Roger and Lady Twysden were divorced in 1926. Duff Twysden eventually married artist Clinton King.
Mary Duff, Lady Twysden died in Santa Fe, New Mexico of tuberculosis when she was forty-five. In the 1988 miniseries Hemingway, starring Stacy Keach, Duff Twysden was played by Fiona Fullerton.