Nielsen Hayden genealogy
Ancestors of Roger of Buchan
┌── Colban of Buchan
Roger of Buchan (of Buchan, Aberdeenshire, Scotland - ??)
│ ┌── Cainneach
│ ┌── Gartnach of Buchan (of Buchan, Aberdeenshire, Scotland - Aft 1131)
└── Eve (of Buchan, Aberdeenshire, Scotland - ??)
│ ┌── Gillemichael ( - Bef Jul 1136)
└── Ete ( - Aft 1131)