James Duff of Knockleith (1820-1898) (1820–1898) Parents Louisa Dunbar Garden Duff, 8th of Hatton Children Alexander Ludovic Duff John Duff Alice Duff Katherine Duff Garden Llanoe Duff Charles Edmund Duff Jane Louisa Duff Rose Mary Duff James Duff Duff Mabel Duff Alan Colquhoun Duff Mary Clementina Duff Helen Duff Jessie Margaret Duff Siblings Helen Duff Robert George Duff Louisa Clementina Duff Jessie Eliza Duff John Duff Benjamin Duff of Hempriggs Garden William Duff, 9th of Hatton Partners Jane Bracken Dunlop