Margaret Hay was born circa 1400 to William Hay (-1421) and Alicia de La Haye (c1375-) and died after 22 April 1484 of unspecified causes. She married William Douglas, 2nd Earl of Angus (c1398-1437) 3 December 1414 JL . Robert I of Scotland (1274-1329)/s.
|Offspring of Margaret Hay and William Douglas, 2nd Earl of Angus (c1398-1437)|
|James Douglas, 3rd Earl of Angus|
|George Douglas, 4th Earl of Angus (1417-1463)||1417||12 March 1463 Abernethy||Isabella Sibbald|
|William Douglas of Cluny|