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Person Info

Name: William Count Of Poitou
Sex: M
Birth: 22 Jul 1136 in Argentan ^b
Death: 30 Jan 1163/4 in Rouen ^d
Burial: Rouen Cathedral ^u

Parents:

Father:
Geoffrey Plantagenet Count Of Anjou, Duke Of Normandy Birth: 24 Aug 1113 in Anjou, France Death: 7 Sep 1151 in Chateau Du Loir

Mother:

Matilda Birth: Abt 8 Feb 1102 in Winchester, Hants, England Death: 10 Sep 1167 in Notre Dam Des Pres, Rouen, France

Family:
Bibliography

Burke, Sir John Bernard, Genealogical and Heraldic History of the Peerage Baronetage and Knightage. 99th edition. London: Burke's Peerage, 1949. Available at http://archive.org/details/burkesgenealogic1949unse. Information from this source tagged as [Ref: Burke Peerage [cx0-9]*].
Crouch, David, The Normans - The History of a Dynasty, Hambledon: New York, 2002. Rutgers Newark (Dana Library) DC611.N862C76 Information from this source tagged as [Ref: Crouch Normans p[0-9ivx]*].
Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. II: Die Ausserdeutschen Staaten Die Regierenden Hauser der Ubrigen Staaten Europas. Marburg: Verlag von J. A. Stargardt, 1984. Information from this source tagged as [Ref: ES II #[0-9]*].
The Henry Project: The Ancestors of King Henry II of England, An eperiment in a cooperative online database for scholarly medieval genealogy. Contributors and Editors: Stewart Baldwin, Todd Farmerie, Peter Stewart. Available at https://fasg.org/projects/henryproject/ Information from this source tagged as [Ref: HenryII .*].
Parsons, John Carmi, William, brother of Henry II. Posting to soc.genealogy.medieval (email list GEN-MEDIEVAL) on 2/12/1999. Subject: Norman genealogy. Available at https://groups.google.com/g/soc.genealogy.medieval/c/Xayo2WkiZI0/m/sJhXSCibDLIJ. Author address: jparsons at chass dot utoronto dot ca. Information from this source tagged as [Ref: John Carmi Parsons SGM 2/12/1999].
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]*].
Louda, Jiri, and Michael MacLagan, Heraldry of The Royal Families of Europe. New York: Clarkson Potter, 1981. Morris County Library 929.6094. Information from this source tagged as [Ref: Louda RoyalFamEurope #[0-9]*].
Paget, Gerald, The Lineage and Ancestry of H.R.H. Prince Charles, Prince of Wales. London: Charles Skilton Ltd, 1977. Nypl ARF+ 78-835. Information from this source tagged as [Ref: Paget HRHCharles p[0-9]*].
Richardson, Douglas, Plantagenet Ancestry: A Study in Colonial and Medieval Families. Baltimore, MD: Genelogical Publishing Co, 2004. Information from this source tagged as [Ref: Richardson PA p[0-9]*].
Richardson, Douglas, Royal Ancestry. Salt Lake City, Utah: Douglas Richardson, 2013. NYPL JFF 16-1184 v1-5 Information from this source tagged as [Ref: Richardson RoyalAnc v1[pc][0-9]*].
Tapsell, R. F., Monarchs, Rulers, Dynasties and Kingdoms of the World. New York: Facts on File Publications, 1983. Information from this source tagged as [Ref: Tapsell Dynasties p[0-9]*].

Sources for birth and parent Information

date:: [Ref: Burke Peerage cclii, ES II #82. Paget p11, ES II #82, HenryII geoff005 6/27/2004, HenryII matil002 6/20/2010, Keats-Rohan DD p989, Paget HRHCharles p141, Richardson RoyalAnc v1p22]; 1136 [Ref: Louda RoyalFamEurope #2],
place:: [Ref: HenryII geoff005 6/27/2004, HenryII matil002 6/20/2010, Richardson RoyalAnc v1p22]; Angers [Ref: Richardson PA p2]; Angers? [Ref: Paget HRHCharles p141]; possibly Angers [Ref: Paget HRHCharles p11],
parents:: [Ref: Burke Peerage cclii, Crouch Normans p156, ES II #82, HenryII matil002 6/20/2010, Keats-Rohan DD p223, Keats-Rohan DD p989, Louda RoyalFamEurope #1, Louda RoyalFamEurope #2, Paget HRHCharles p11, Paget HRHCharles p141, Richardson PA p2, Richardson PA pxxviii, Richardson RoyalAnc v1c2, Richardson RoyalAnc v1p20]

Sources with Inaccurate birth and parent Information

date:: 21 Jul 1136 [Ref: Richardson PA p2],
note:: the 21 July of DNB may be a miscalculation from "xi kal augustii" [Ref: HenryII geoff005 6/27/2004]

Sources for death Information

date:: [Ref: Richardson PA p2, Richardson RoyalAnc v1p22]; 1163 [Ref: Louda RoyalFamEurope #2]; 1164 [Ref: Keats-Rohan DD p990, Richardson PA pxxviii, Richardson RoyalAnc v1c2]; 30 Jan 1163 [Ref: Burke Peerage cclii]; 30 Jan 1164 [Ref: HenryII geoff005 6/27/2004, HenryII matil002 6/20/2010, Paget HRHCharles p11, Paget HRHCharles p141]; 30 Nov 1164 [Ref: ES II #82],
place:: [Ref: HenryII geoff005 6/27/2004, HenryII matil002 6/20/2010, Paget HRHCharles p11, Paget HRHCharles p141, Richardson PA p2, Richardson RoyalAnc v1p22]

Sources for burial Information

place:: [Ref: Richardson PA p2, Richardson RoyalAnc v1p22]

1. William Count Of Poitou

Genealogy of the Marshall Family,
including Medieval and Ancient Lines

Updated: 01-20-2025.

Submitted and Maintained by Bill Marshall, bill.marshall@verizon.net.

Additions and corrections appreciated (especially with sources). My current list of sources is here. Homepage here.

Index of Medieval and Ancient Lines is here, notable people here, and Gedcom available to be downloaded.

Index of Modern Lines (immigrants to America and their descendants) is here, notable people here, and Gedcom here.

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