Nielsen Hayden genealogy
Ancestors of (Unknown) de London
1131 - ┌── William de London (Between 1056 and 1088 of Ogmore, Glamorgan, Wales - Bef 1129)
(Unknown) de London (Between 1115 and 1131 - ??)
│ ┌── William de Falaise (of Falaise, Normandy, France - Aft 1086)
└── Emma de Falaise (Between 1078 and 1093 - Abt 1130)
│ ┌── Serlo de Burci (of Burcy, Calvados, Normandy, France - Aft 1086)
└── Geva de Burci