Donnchad mac Crínáin I King Of Scotland
- Born: Abt 1013, Atholl, Perthshire, Scotland
- Marriage: Sibyl Fitzsiward Queen Of Scotland in 1030 in Scotland
- Died: 14 Aug 1040, Bothnguane, Scotland aged about 27
- Buried: Iona, Near Elgin, Scotland
Cause of his death was Killed by Mac Bethad mac Findláech in Battle.
Another name for Donnchad was Duncan.
Ancestral File Number: 8XJK-C3.
Donnchad married Sibyl Fitzsiward Queen Of Scotland in 1030 in Scotland. (Sibyl Fitzsiward Queen Of Scotland was born about 1014 in Northumberland, England and died in 1040.)