David Robin Millais James Duff, 13th of Hatton (born 1945) (b. 1945) Parents Christopher Alexander James Cynthia Swire Children Gardie William Beauchamp James Duff Rory Thomas James Duff of Hatton, younger Nicola Mary James Duff Tania Robin James Duff Patrick Alexander James Duff Fiona Louise James Duff Siblings Julian Alexander Ludovic James Simon Christopher James Duff Partners Jayne Elizabeth Bryce Monica Jean Browne