Helen Duff (1809-1889) (1809–1889) Parents Louisa Dunbar Garden Duff, 8th of Hatton Children Thomas Buchan Louisa Buchan, 15th of Auchmacoy Siblings Robert George Duff Louisa Clementina Duff Jessie Eliza Duff John Duff Benjamin Duff of Hempriggs James Duff of Knockleith Garden William Duff, 9th of Hatton Partners James Buchan, 14th of Auchmacoy