John Duff (1726-1787) (1726–1787) Parents Catherine Duff Alexander Duff, 1st of Hatton Children Bathia Duff Alexander Duff James Duff John Duff Andrew Duff William Duff Jean Duff John Duff Bathia Duff Patrick Duff Katherine Duff Anne Duff Clementina Duff Garden Duff, 8th of Hatton Siblings Margaret Duff Patrick Duff Helen Duff Jane Duff Alexander Duff, 2nd of Hatton James Duff Partners Helen Duff