Constantine I, King of Picts And Scots
Reigned from 863 to 877. King of the Picts & Scots. King of Alba. Weir says he was killed in a battle against the Danes at Inverdorat, the Black Cove, Angus, however, Mike Ashley, in "Mammoth Book of British Kings & Queens," says he died in battle at Crail at the hands of a force of Vikings led by Halfdan, brother of Ivarr the Boneless. He was succeeded by his brother, Aed.
Crinan, Mormaer of Atholl
Was a great nobleman. It was from his abbacy at Dunkeld that the new royal house of Dunkeld took its name.
Alpin of Kintyre, King of Scotland
King of Kintyre.
Donald I, King of Scotland
Reigned from 859 to 863.