Margaret Jean Duff (born 1919) (b. 1919) Parents Janet Macfie Blaikie Alexander Gordon Duff Children Elizabeth Mary Arbuthnot Alison Jane Arbuthnot James Arbuthnot Louise Victoria Arbuthnot Sir William Arbuthnot, 2nd Baronet Siblings Mary Evelyn Duff Partners Sir John Arbuthnot, 1st Baronet