Keats-Rohan, K.S.B., Domesday Descendants, A Prosopography of Persons Occurring in English Documents 1066-1166. Vol II: Pipe Rolls to Cartae Baronum. Bury St Edmunds, Suffolk: Boydell Press, 2002. NYPL ARF 03-4178 vol 2. Corrections at http://users.ox.ac.uk/~prosop/domesday-descendants-corrigenda.pdf Information from this source tagged as [Ref: Keats-Rohan DD p[0-9]*].
Sources for birth and parent Information
father:
[Ref: Keats-Rohan DD p567]
Sources with Information about marriage to unknown
child:
[Ref: Keats-Rohan DD p567]
Research Notes:
1166: held two fees of Henry fitz Gerold as of the honour of Eudo Dapifer
[Ref: Keats-Rohan DD p567]
confirmed a charter of his father Ralph to St John's Colchester of land
at Erpeford [Ref: Keats-Rohan DD p567]