Cynthia Cadogan (1896-1966) (1896–1966) Parents Henry Cadogan, Viscount Chelsea Mildred Sturt Children Violet de Trafford Mary de Trafford Ann Parker Bowles Catherine de Trafford Siblings Edith Cadogan Sibyl Cadogan Mary Spencer-Churchill, Duchess of Marlborough Victoria Cadogan Edward Cadogan, Viscount Chelsea Partners Humphrey de Trafford, 4th de Trafford Baronet