Isabella Stewart Peerage person ID=5166 Parents Margaret de Bonkyl John Stewart, Lord of Bonkyl Children Thomas Randolph, 2nd Earl of Moray John Randolph, 3rd Earl of Moray Isabel Randolph Agnes Randolph Siblings Sir Walter Stewart of Garlies Sir Robert Stewart Alexander Stewart Alan Stewart of Dreghorn Sir James Stewart Sir John Stewart Sir Hugh Stewart Margaret Brechin Partners Thomas Randolph, 1st Earl of Moray