Nielsen Hayden genealogy
Family: John Stewart / Margaret Abernethy (F17270)
m. Abt 24 Oct 1328-
Father | Male
John Stewart
Born of Bonkil, Berwickshire, Scotland 
Died 9 Dec 1331 Buried Married Abt 24 Oct 1328 [1] Father Alexander Stewart | F17271 Group Sheet Mother (Unknown) Randolph | F17271 Group Sheet
Mother | Female
Margaret Abernethy
Born Died Aft 1369 Buried Father Alexander de Abernethy | F16290 Group Sheet Mother
Child 1 | Male
+ Thomas Stewart
Born Died 1361 Dunbarton Castle, Dunbartonshire, Scotland Buried Spouse Margaret Sinclair | F17269 Married Abt 3 Jun 1353
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Sources - [S128] The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant ed. Vicary Gibbs, H. A. Doubleday, Duncan Warrand, Howard de Walden, Geoffrey H. White and R. S. Lea. 2nd edition. 14 volumes (1-13, but volume 12 spanned two books), London, The St. Catherine Press, 1910-1959. Volume 14, "Addenda & Corrigenda," ed. Peter W. Hammond, Gloucestershire, Sutton Publishing, 1998.
- [S128] The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant ed. Vicary Gibbs, H. A. Doubleday, Duncan Warrand, Howard de Walden, Geoffrey H. White and R. S. Lea. 2nd edition. 14 volumes (1-13, but volume 12 spanned two books), London, The St. Catherine Press, 1910-1959. Volume 14, "Addenda & Corrigenda," ed. Peter W. Hammond, Gloucestershire, Sutton Publishing, 1998.