Sir James Colquhoun, 3rd Baronet, of Luss politician (1774-1836) (1774–1836) Parents Mary Falconer Sir James Colquhoun of Luss, 2nd Bt. Children John Colquhoun Helen Colquhoun William Colquhoun Sarah Maitland Colquhoun unknown daughter Colquhoun unknown son Colquhoun Sir James Colquhoun, 4th Baronet, of Luss Siblings John Campbell Colquhoun Wilhelmina Colquhoun Partners Janet Colquhoun