836 - 877 (41 years)| Name | Constantine of Scotland [1] | |
| Title | King of the Picts | |
| Suffix | I | |
| Birth | 30 Aug 836 | Iona, Argyll, Scotland  [1, 2] |
| Gender | Male | |
| Military - Old World | His reign witnessed increased activity by Vikings, based in Ireland, in Northumbria and in northern Britain [2] | |
| Death | 12 Sep 877 | Forgan, Fife, Scotland [1, 2] |
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| Burial | Iona, Argyll, Scotland [2] |
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| Person ID | I9292 | A Tree Called Smith |
| Last Modified | 21 Jul 2025 | |
| Father | 1st King of Scotland Kenneth MacAlpin, I, b. 11 May 810, Iona, Argyll, Scotland d. 13 Feb 858, Iona, Argyll, Scotland (Age 47 years) | |
| Relationship | natural | |
| Mother | Queen of Scotland mac alpin, b. 814, Scotland d. 890, Perth, Perthshire, Scotland (Age 76 years) | |
| Relationship | natural | |
| Family ID | F3205 | Group Sheet | Family Chart |
| Family | scotland, b. 840, Scotland d. 877, Inverness-shire, Scotland (Age 37 years) | |||
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| Family ID | F3235 | Group Sheet | Family Chart | ||
| Last Modified | 21 Jul 2025 | |||
| Event Map |
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| Old World | | _Constantine Causantín mac Cináeda (died 877) was a king of the Picts. He is often known as Constantine I in reference to his place in modern lists of kings of Scots, but contemporary sources described Causantín only as a Pictish king. A son of Cináed mac Ailpín ("Kenneth MacAlpin"), he succeeded his uncle Domnall mac Ailpín as Pictish king following… |
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