William Duff, 1st Earl Fife Irish Earl (1696–1763) Parents Helen Gordon William Duff Children Arthur Duff Lady Helen Duff George Duff Lady Janet Duff Alexander Duff, 3rd Earl Fife Lady Sophia Henrietta Duff Lady Margaret Duff Lady Catherine Duff Lady Anne Duff James Duff, 2nd Earl Fife William Duff Patrick Duff Ludovic Duff Lady Jane Duff Siblings Catherine Duff Mary Duff Alexander Duff Janet Duff Anne Duff Henrietta Duff Partners Jean Grant Janet Ogilvie