Oscar Guest British politician (1888-1958) (1888–1958) Parents Cornelia Guest, Baroness Wimborne Ivor Guest, 1st Baron Wimborne Children Bertie Warner Guest Cornelia Guest Patrick Henry Guest Revel Sarah Guest Siblings Henry Guest Frederick Guest Rosamond Ridley, Viscountess Ridley Elaine Augusta Guest Lionel Guest Ivor Guest, 1st Viscount Wimborne Corisande Guest Frances Thesiger, Viscountess Chelmsford Partners Kathleen Susan Paterson