Grace Annette Marie Madocks (died 1965) (d. 1965) Parents Henry Robarts Madocks Amelia Anne Napier Children Sydney Harington Balfour Harold Balfour, 1st Baron Balfour of Inchrye Islay Monica Mary Balfour Siblings Ermine Mary Katharine Madocks Alice Sidney Madocks Henry John Madocks Partners Nigel Harington Balfour