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.


Individual Page


Family:

Marriage: Children:
  1. Agnes De Laval Death: After 1130
  2. Guy IV Lord Of Laval, Vicount Of Rennes Death: Abt 1130

Bibliography
  1. Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. III.4 (#601-#820): Das Feudale Frankreich und sein Einfluss auf die Welt des Mittelalters. Marburg: Verlag von J. A. Stargardt, 1989. Information from this source tagged as [Ref: ES III.4 #[0-9]*].
  2. Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. XIV: Les Familles Feodales de France II. Marburg: Verlag von J. A. Stargardt, 1991. Information from this source tagged as [Ref: ES XIV #[0-9]*].
  3. 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
parents:
Guy II & unk first wife [Ref: ES XIV #135]
Sources for death Information
date:
(1110) [Ref: ES XIV #135]
abt 1116 [Ref: Keats-Rohan DD p543]
Sources for burial Information
place:
[Ref: ES XIV #135]
Sources with Information about marriage to unknown
date:
first marriage of Guy [Ref: ES XIV #135]
Sources with Inaccurate marriage information
names:
Guy de LAVAL & Denise (#64138) dau Robert Count of Mortain [Ref: ES XIV #135]
Sources with Information about marriage to Cecilia
date:
second marriage of Guy [Ref: ES XIV #135],
names:
Guy III & Herende [Ref: ES III.4 #719],
child:
[Ref: ES III.4 #719, ES XIV #135, Keats-Rohan DD p543]
Research Notes:



Pedigree of Guy III Of Laval
                   /-----Guy I Lord Of Laval
          /-----Hamon Lord Of Laval
         |        |                           /-----Hugh De CALVACAMP
         |        |                  /-----Ralph I De TOENI
         |        |         /-----Ralph II De TOENI, Seigneur Of Tonsi And Conches
         |         \-----Bertha De TOENI
 /-----Guy II Sire De Laval
|         \-----Hersende
Guy III Of Laval
|                  /-----Herluin De Contreville
|         /-----Robert De Mortain, Count Of Mortain In Avranchi
|        |        |         /-----Fulbert Of Falaise
|        |         \-----Herleve Of Falaise
|        |                  \-----Duxia
 \-----Denise Of Mortain
         |                           /-----Hugh De Montgomery
         |                  /-----Roger De Montgomery, Seigneur Of Montgomery
         |                 |         \-----Josceline
         |                 |                 |         /-----(Unk) Forquelar Of Cirques
         |                 |                  \-----Senfrie
         |         /-----Roger De Montgomery, Earl Of Shrewsbury
         |        |         \-----Emma
          \-----Maud De Montgomery
                  |                                    /-----Yves De BELLEME, Seigneur De Belleme
                  |                           /-----Guilleume Lord of Belleme
                  |                          |        |         /-----(Unk)
                  |                          |         \-----Godehaut
                  |                  /-----William I Count Of Alencon And Bellasme
                  |                 |         \-----Mathilda Dame De Conde-Sur-Noireau
                  |         /-----William II TALVAS
                  |        |         \-----Mathilde
                   \-----Mabel De Belesme
                           |         /-----Arnulf
                            \-----Hildeburg



Descendants of Guy III Of Laval
1. Guy III Of Laval m1. m2. Cecilia
m. Cecilia

2nd generation

3. Guy IV Lord Of Laval, Vicount Of Rennes m. Emma
m. Emma father: Henry I Beauclerc King Of England

3rd generation

4. Guy V Sire De Laval m1. Agatha m2. Emma
m. Agatha
m. Emma father: Reginald De DUNSTANVILLE, Earl Of Cornwall mother: Mabel

4th generation

7. Guy VI Lord Of Laval m. Avoise Of Craon
m. Avoise Of Craon father: Maurice II Sire De Craon mother: Isabella De BEAUMONT

5th generation

8. Isabelle Of Laval m. Bouchard V Sire De Montmorency
m. Bouchard V Sire De Montmorency father: Matthew II Sire De Montmorency mother: Gertrude Of Soissons
9. Emma Of Laval m1. Robert III Count Of Alencon m2. Matthew II Sire De Montmorency m3. Jean Lord Of Toucy
m. Robert III Count Of Alencon
m. Matthew II Sire De Montmorency father: Bouchard De MONTMORENCY mother: Lauretia Of Hainault
m. Jean Lord Of Toucy father: Itier IV Lord Of Toucy, Vicount Of Auxerre mother: Beatrix Of Rion