Margaret Cuninghame Peerage person ID=719748 Parents Lady Marion Douglas Cuthbert Cunningham, 3rd Earl of Glencairn Children Duncan Macfarlane of that Ilk and 13th of Arrochar Siblings Alexander Dunlop William Cunningham, 4th Earl of Glencairn Partners Andrew Macfarlane of that Ilk and 12th of Arrochar