William Wallingford Knollys British army officer (1833–1904) Parents Elizabeth St. Aubyn William Knollys Children Emma Lettice Violet Knollys Frederick Roger Alexander Nicholas Knollys Beatrice Sophia Knollys Robert Walter Edmund Knollys Siblings Henry Knollys Francis Knollys, 1st Viscount Knollys Constance Knollys Frederick Knollys Arthur Cyprian Knollys Charlotte Knollys Elizabeth Knollys Mirabel Knollys Partners Sophia Elizabeth Tuckfield Goldsworthy