Rosamond Ridley, Viscountess Ridley (1878-1947) (1878–1947) Parents Cornelia Guest, Baroness Wimborne Ivor Guest, 1st Baron Wimborne Children Matthew White Ridley, 3rd Viscount Ridley Sally Gwladys Marjorie Ridley Vivien Catherine Evelyn Ridley Siblings Ivor Guest, 1st Viscount Wimborne Frederick Guest Frances Thesiger, Viscountess Chelmsford Elaine Augusta Guest Lionel Guest Henry Guest Corisande Guest Oscar Guest Partners Matthew White Ridley, 2nd Viscount Ridley