Nielsen Hayden genealogy
Descendants of Robert of Strathearn
- 1244Father: Gilbert of Strathearn (Bef 1151 - 1223)
Mother: Maud d'Aubigny ( - Aft 1209)
Robert of Strathearn ( - Between 25 Sep 1237 and 1244)
   ├─ Annabella
   │ Patrick de Graham ( - 27 Apr 1296 Dunbar, East Lothian, Scotland)(m. Bef 1260)
   │    └─ David de Graham ( - Abt 1330)
   │    
   │        │ + Hugh Ross ( - 19 Jul 1333 Halidon Hill, Northumberland, England)(m. Bef 24 Nov 1329)
   │         +
   └─ Malise of Strathearn ( - Bef 23 Nov 1271 bur.Dunblane, Stirlingshire, Scotland)
    Matilda
    :   └─ Malise of Strathearn ( - Aft 28 Jan 1313)
    :    Agnes
    :        + (Unknown first wife of Malise, 7th earl of Strathearn)
    + Mary of Argyll, Queen of Man ( - Between 28 Sep 1300 and 10 Oct 1303 bur.Church of the Grey Friars, London,
    England)(m. Abt 1268)
    England)(m. Abt 1268)