Katherine Cavendish (died 1941) (1857–1941) Parents Henrietta Frances Lascelles William Cavendish, 2nd Baron Chesham Children Lord Edward Grosvenor Helen Grosvenor Mary Grosvenor Lord Hugh Grosvenor Siblings Mary Cavendish Charles Cavendish William Edwin Cavendish Georgina Cavendish Partners Hugh Grosvenor, 1st Duke of Westminster