Nielsen Hayden genealogy
Descendants of Donald II, King of Scotland (Alba)
- 900Father: Constantine, King of the Scots and the Picts ( - 876 Inverdovat, Fife, Scotland)
Donald II, King of Scotland (Alba) ( - 900 Forres, Morayshire, Scotland)
   └─ Malcolm I, King of Scotland (Alba) ( - 954)
   
       └─ Kenneth II, King of Scotland (Alba) ( - 995 Fettercairn, Kincardineshire, Scotland)
        (Unknown Leinster wife of Kenneth II)
           └─ Malcolm II, King of Scotland (Alba) ( - 25 Nov 1034 Glamis, Angus, Scotland) =>
            +