Cecily Mary Grenfell (1872-1936) (1872–1936) Parents Elizabeth Graham Charles Seymour Grenfell Children Elizabeth Wethered (née Cavendish-Bentinck) Alice Cavendish-Bentinck Siblings Alice Lilian Grenfell Riversdale Grenfell Mildred Louisa Grenfell Partners Lord Charles Cavendish-Bentinck