Anselan O Kyan
Anselan O Kyan, who was a son of one of the kings of Ulster, landed on the northern coast of Argyl, near the Lennox, about the year 1016. Assisting Malcolm II of Scotland in repelling his old enemies the Danes, on two different occasions. Upon their arrival in Scotland, he received a grant of land in the north of Scotland, East of Loch Lomand. According to Buchanan of Auchmar, he is the founder of the Buchanan clan. The earliest source for the story of Anselan's life is an 18th-century book by William Buchanan  but the narrative explaining why he left Ulster for Scotland is generally regarded as an origin myth.
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- Buchanan, William (1793). History of the Ancient Surnames of Buchanan and of Ancient Scottish Surnames, More Particularly the Clans. Glasgow: A. Buchanan. pp. 14–17.
- Robertson, James Irvine. "The clan Buchanan". Scotland Magazine. Retrieved 10/09/2013.