SOURCE-11820Research NeededProbable
Cannon, John; Hargreaves, Anne. The Kings and Queens of Britain (Oxford Quick Re...
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Cannon, John; Hargreaves, Anne. The Kings and Queens of Britain (Oxford Quick Reference). Kindle edition, (New York: Oxford University Press, 2004), 121. citing, "Duncan I, b. c.1010, s. of Crínán, abbot of Dunkeld, and Bethoc, da. of Malcolm II; king of Strathclyde ante 1034, king of Scotland 25 Nov. 1034–40; m. a kinsw. of Siward, earl of Northumbria; issue: Malcolm, Donald, Maelmuire; d. Elgin,14 Aug. 1040; bur. lona(?)." [Kindle]