Isabella Macdonald (died 1743) (d. 1743) Parents Lady Mary Douglas Sir Donald Macdonald, 10th of Sleat, 3rd Bt. Children unknown daughter Bannerman unknown daughter Bannerman Isabel Bannerman Sir Alexander Bannerman of Elsick, 3rd Bt. Siblings Anne Macdonald Margaret Macdonald Sir Donald Macdonald, 11th of Sleat, 4th Bt. Sir James Macdonald, 13th of Sleat, 6th Bt. William Macdonald Barbara Macdonald Partners Sir Alexander Bannerman of Elsick, 2nd Bt.