Catherine Duff (1683-1758) (1683–1758) Parents Helen Gordon William Duff Children James Duff Margaret Duff Patrick Duff Alexander Duff, 2nd of Hatton Jane Duff Helen Duff John Duff Siblings William Duff, 1st Earl Fife Mary Duff Alexander Duff Janet Duff Anne Duff Henrietta Duff Partners Alexander Duff, 1st of Hatton