Muriel Heaton-Ellis (1890-1975) (1890–1975) Parents Sir Charles Henry Brabazon Heaton-Ellis Marion Pringle McCarthy Children Charles Cavendish Siblings Maria Amy Brabazon Heaton-Ellis Marjory Winton Isobel Heaton-Ellis Mildred Katherine Grace Heaton-Ellis Partners John Dewar, 2nd Baron Forteviot Richard Graves-Sawle Alwyn Cavendish