Nielsen Hayden genealogy
Family: Robert de Brus, King of Scotland / Isabel of Mar (F12454)
m. Abt 1295-
Father | Male
Robert de Brus, King of Scotland
Born 11 Jul 1274 Scotland 
Died 7 Jun 1329 Cardross, Dumbartonshire, Scotland 
Buried Dunfermline, Fife, Scotland 
Married Abt 1295 [1, 2] Other Spouse Elizabeth de Burgh | F14309 Married 1302 Father Robert de Brus | F12456 Group Sheet Mother Marjory of Carrick | F12456 Group Sheet
Mother | Female
Isabel of Mar
Born Died Bef 1302 Buried Father Donald of Mar | F12455 Group Sheet Mother Ellen | F12455 Group Sheet
Child 1 | Female
+ Marjory Bruce
Born Died Oct 1317 Buried Paisley, Renfrewshire, Scotland 
Spouse Walter Stewart | F12452 Married Aft 25 Apr 1315
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Sources - [S142] Royal Ancestry: A Study in Colonial and Medieval Families by Douglas Richardson. Salt Lake City, 2013.
- [S800] The Scots Peerage, Founded on Wood's Edition of Sir Robert Douglas's Peerage of Scotland, Containing an Historical and Genealogical Account of the Nobility of That Kingdom. Ed. James Balfour Paul. Edinburgh: David Douglas, 1904-1914.
- [S142] Royal Ancestry: A Study in Colonial and Medieval Families by Douglas Richardson. Salt Lake City, 2013.