Lord Balgray, of Lawers House, Perthshire; Judge of the Court of Session
of Balgray, Dumfriesshire; Secretary to the 3rd Earl of Hopetoun
1724-1805
Mrs Christian (Robertson) Williamson
1724-1762
Mrs "Wilhelmina" William Boyd (Robertson) Robertson Williamson
1769-1852
Comrie, near Crieff