Lady Sybil McDonnell (1876-1959); wife of Vivian Smith, 1st Baron Bicester (1876–1959) Parents Louisa McDonnell, Countess of Antrim William McDonnell, 6th Earl of Antrim Children Honor Smith Randal Smith, 2nd Baron Bicester Stephen Smith Hugh Smith Mary Rennell Joyce Smith Victoria Smith Siblings Randal McDonnell, 7th Earl of Antrim Angus McDonnell Partners Vivian Smith, 1st Baron Bicester