Lady Margaret Campbell Peerage person ID=21436 (1457–1530) Parents Isabel Stewart Colin Campbell, 1st Earl of Argyll Children George Seton, 5th Lord Seton Martha Seton Siblings Lady Catherine Campbell Thomas Campbell Iseabail Ní Mheic Cailéin Helen Campbell Archibald Campbell, 2nd Earl of Argyll Lady Elizabeth Campbell Lady Mary Campbell John Campbell Partners George Seton, 2nd Lord Seton