Margaret Colquhoun (born 1751) (b. 1751) Parents Helen Sutherland Sir James Colquhoun of Luss, 1st Bt. Children Sir William Baillie of Polkemmet, 1st Bt. Siblings Janet Colquhoun Sir James Colquhoun of Luss, 2nd Bt. Ann Sutherland Colquhoun William Colquhoun Catherine Colquhoun Helen Colquhoun Ludovic Colquhoun Partners William Baillie, Lord Polkemmet