Margaret Hay Peerage person ID=137563 (d. 1536) Parents Elizabeth Cunningham John Hay, 1st Lord Hay of Yester Children Margaret Borthwick Catherine Borthwick John Borthwick, 5th Lord Borthwick Janet Borthwick Thomas Borthwick, Master of Borthwick Siblings William Hay George Hay John Hay, 2nd Lord Hay of Yester Nicholas Hay Isobel Hay Sir Thomas Hay, Master of Yester Isabel Hay Partners William Borthwick, 4th Lord Borthwick