Joan Marguerita Booth (1919-2014) (1919–2014) Parents Marguerita Agnes Currie Ernest Brabazon Booth Children Andrew John Colville Diana Mary Colville Elizabeth Anne Colville David Colville, 3rd Baron Clydesmuir Siblings John Brabazon Booth Aileen Allen Booth Partners Ronald Colville, 2nd Baron Clydesmuir