Mabel Graham (1833-1915) (1833–1915) Parents Fanny Callender Sir James Graham, 2nd Baronet Children Lady Ulrica Duncombe Lady Hermione Duncombe Helen Vincent, Viscountess D'Abernon Lady Mabel Duncombe James Duncombe William Duncombe, Viscount Helmsley Hubert Duncombe Siblings Sir Frederick Graham, 3rd Baronet Malise Reginald Graham James Stanley Graham Constance Helena Graham Helen Graham Partners William Duncombe, 1st Earl of Feversham