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Seier Dougall de Lens was born circa 1054 to Lambert II de Lens (-1054) and Adelaide of Normandy (c1026-c1090) . Notable ancestors include Charlemagne (747-814), Alfred the Great (849-899). Ancestors are from France, the United Kingdom, Belgium, Germany.

Note that Seier may have been born to an earlier, unknown wife of his father.


Offspring of Seier de Lens and unknown parent
Name Birth Death Joined with
Walter de Seton (c1060-c1124) 1060 1124 Jonet de Quincy (1068-)

Hugh de Seton (c1060-c1107) 1060 1107

Footnotes (including sources)

‡ General