She was d of Charles Graham CUMPSTON 1897-1968 by his 1939 m reg Q3 London to Astrid Kate Oatlaye WALFORD 1907-84. She m 1958 Prince Michal Jan Henryk 1929-2017 s of Prince Tadeusz GIEDROYC c1890-1941 of the Polish princely family of that name and Anna DUNIN-SZOSTAKOWSKA 1894-1976, and had a son and three daus as above, of whom: Coky b 1963 m 1998 as her 2nd h Sir Thomas Weyland BOWYER 15th Bt b 1960; and Mel b 1968 is the TV presenter Mel Giedroyc.