Charles Cavendish-Bentinck great-grandfather of Queen Elizabeth II of the United Kingdom (1817–1865) (1817–1865) Parents Anne Wellesley Lord Charles Bentinck Children Ann Violet Cavendish-Bentinck Hyacinth Mary Cavendish-Bentinck Cecilia Bowes-Lyon, Countess of Strathmore and Kinghorne Siblings Arthur Cavendish-Bentinck Emily Cavendish-Bentinck Anne Hyacinthe Cavendish-Bentinck unknown daughter Cavendish-Bentinck Georgina Cavendish-Bentinck Partners Louisa Burnaby Sinetta Lambourne