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.Seier Dougall de Lens was born circa
Note that Seier may have been born to an earlier, unknown wife of his father.
|Offspring of Seier de Lens and unknown parent|
|Walter de Seton (c1060-c1124)||1060||1124|| Jonet de Quincy (1068-)|
|Hugh de Seton (c1060-c1107)||1060||1107|