Also known as Causantín mac Cinaeda.
Events
Date of Birth: unknown.
Place of Birth: unknown.
Date of Death: 876.
Place of Death: unknown.
Constantine was killed by the Danes at the battle known as inber dub fáta, ‘long dark river-mouth’ (unidentified). (Broun)
Relationships
Father: Kenneth I, king in Scotland (died 858).
This relationship is given by Broun, by Woolf, and by Baldwin. It is recorded in The Annals of Ulster s.a. 876.
Mother: unknown.
Broun notes, “It has been suggested that his mother may have belonged to the Pictish royal matriline (perhaps a daughter of Uurad, king of Picts from 839 to 842), but this is incapable of proof.”
Spouse: unknown.
Children:
Donald II (died 900), king in Scotland.
References
The Annals of Ulster (Pádraig Bambury, Stephen Beechinor, compilers) (CELT: Corpus of Electronic Texts, University College, Cork, 2000).
Baldwin, Stewart. “Causantín mac Cináeda (Constantine I)” in The Henry Project.
Broun, Dauvit. “Constantine I (d. 876)”, in the Oxford Dictionary of National Biography. (Oxford University Press, 2004).
Woolf, Alex. From Pictland to Alba: 789 - 1070. (Edinburgh University Press, 2007).