Nielsen Hayden genealogy
Descendants of Kenneth II, King of Scotland (Alba)
- 995Father: Malcolm I, King of Scotland (Alba) ( - 954)
Kenneth II, King of Scotland (Alba) ( - 995 Fettercairn, Kincardineshire, Scotland)
   └─ Malcolm II, King of Scotland (Alba) ( - 25 Nov 1034 Glamis, Angus, Scotland)
   
       ├─ Bethoc of Scotland
       │ Crinan (Abt 975 - 1045 Dunkeld, Perthshire, Scotland)(m. Abt 1005)
       │    └─ Duncan I, King of Scotland (Alba) (Between 1010 and 1015 -
       │     14 Aug 1040 Bothirgouane, Bothgouanan, near Elgin, Morayshire, Scotland) =>
       │     14 Aug 1040 Bothirgouane, Bothgouanan, near Elgin, Morayshire, Scotland) =>
       │     + Suthen
       └─ Donada
        Sigurd II Digri ( - 23 Apr 1014 Clontarf, Dublin, Ireland)(m. Aft 1004)
           └─ Þorfinnr Sigurðarson (Abt 1009 - Abt 1056)
            + Ingibjorg Finnsdottir ( - Bef 1058)