Isabel Stewart Peerage person ID=25156 (1388–1460) Parents Isabella Macdougall John Stewart of Innermeath Children Elna Murray Sir David Murray of Tullibardine Siblings James Stewart, the Black Knight of Lorn Jean Stewart Archibald Stewart unknown daughter Stewart Christian Stewart Robert Stewart, 1st Lord Lorn Alexander Stewart unknown daughter Stewart Partners Sir William Oliphant of Aberdalgie Sir David Murray of Tullibardine