Elizabeth St. Aubyn (died 1878) (1815–1878) Parents Juliana Vinicombe Sir John St Aubyn, 5th Baronet Children Francis Knollys, 1st Viscount Knollys William Wallingford Knollys Henry Knollys Frederick Knollys Elizabeth Knollys Arthur Cyprian Knollys Mirabel Knollys Constance Knollys Charlotte Knollys Siblings Catherine St. Aubyn Thomas John St. Aubyn Charles John St. Aubyn Hebe Elizabeth St. Aubyn Sir Edward St. Aubyn, 1st Bt. Richard John St. Aubyn William John St. Aubyn Edmund St. Aubyn Mary St. Aubyn James St. Aubyn John Humphrey St. Aubyn Robert Thomas St. Aubyn Martha St. Aubyn Partners William Knollys