Katherine Colquhoun

Parents

• Lady Lilias Graham
• Sir John Colquhoun of Luss, 1st Bt.

Children

Siblings

• Sir John Colquhoun of Luss, 2nd Bt.
• Alexander Colquhoun, 1st of Tilliquhoun
• Jean Colquhoun
• Lilias Colquhoun
• Sir James Colquhoun of Luss, 4th Bt.

Partners

• John Drummond of Pitkellonie