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:
Marriage:
Bibliography
  1. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 10, Oakham-Richmond. London: St Catherine Press, 1945. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP X [Ap][p0-9].*].
  2. Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. X: Pairs de France und ihre Familien. Marburg: Verlag von J. A. Stargardt, 1986. Information from this source tagged as [Ref: ES X #[0-9]*].
  3. 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]*].
  4. 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]*].
  5. 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 v4p[0-9]*].

Sources for birth and parent Information
parents:
[Ref: ES X #14]
Sources for death Information
date:
[Ref: ES X #14, ES XIV #136, Richardson RoyalAnc v1p405]
25 Sep 1221 [Ref: Richardson RoyalAnc v4p44]
Sources with Information about marriage to Marguerite Of Blundeville
date:
first marriage of Geffrey [Ref: ES X #14]
Sources with Information about marriage to Gervaise Of Dinan
date:
nach 4.V 1220 [Ref: ES X #14]
second marriage of Gervaise [Ref: CP X p370, ES XIV #136, Richardson RoyalAnc v1p405, Richardson RoyalAnc v4p44]
Research Notes:
Vicount of Rohan [Ref: ES X #14, ES XIV #136, Richardson RoyalAnc v4p44]



Pedigree of Geoffrey I Vicount Of Rohan
                                                       /-----Guethenoc Vicount Of Chateautro-En-Porhoet
                                              /-----Josselin Vicount Of Porhoet And Rennes
                                             |         \-----Allarum
                                     /-----Eudon I Vicount Of Porhoet And Rennes
                            /-----Alain I Vicount Of Castlenoec
                           |         \-----Anne De Leon
                   /-----Alain II Vicount Of Rohan
                  |         \-----Villana
          /-----Alain III Vicount Of Rohan
 /-----Alain IV Vicount Of Rohan
|        |                                                      /-----Judhael Count Of Rennes
|        |                                             /-----Conan I Duke Of Brittany
|        |                                            |         \-----Gerberge
|        |                                    /-----Geoffrey Duke Of Brittany
|        |                                   |        |         /-----Geoffrey I Grisgonelle Count Of Anjou
|        |                                   |         \-----Ermengarde Of Anjou
|        |                                   |                  \-----Adele Of Troyes
|        |                           /-----Eudes I Count Of Brittany
|        |                          |        |                  /-----William Longspee Duke Of Normandy
|        |                          |        |         /-----Richard I The Fearless Duke Of Normandy
|        |                          |        |        |         \-----Espriota
|        |                          |         \-----Hawise Of Normandy
|        |                          |                 |         /-----(Unk) Forquelar Of Cirques
|        |                          |                  \-----Gunnora
|        |                  /-----Stephen Count Of Brittany
|        |                 |        |                           /-----Budic Count Of Cornuaille
|        |                 |        |                  /-----Benoit Count Of Cornuaille
|        |                 |        |         /-----Alain Cagnairt Count Of Cornuaille
|        |                 |        |        |         \-----Guinodeon
|        |                 |         \-----Agnes Of Cornuaille
|        |                 |                 |                  /-----Hoel Count Of Nantes
|        |                 |                 |         /-----Judicael Count Of Nantes
|        |                 |                  \-----Judith Of Nantes
|        |                 |                           \-----Melisende
|        |         /-----Alan The Black Earl Of Richmond
|        |        |         \-----Hawise Of Guincamp
|         \-----Constance Of Brittany
|                 |                                             /-----Benoit Count Of Cornuaille
|                 |                                    /-----Alain Cagnairt Count Of Cornuaille
|                 |                                   |         \-----Guinodeon
|                 |                           /-----Hoel Count Of Cornouille
|                 |                          |        |         /-----Judicael Count Of Nantes
|                 |                          |         \-----Judith Of Nantes
|                 |                          |                  \-----Melisende
|                 |                  /-----Alan IV Fergent Duke Of Brittany
|                 |                 |        |                  /-----Geoffrey Duke Of Brittany
|                 |                 |        |         /-----Alan III Duke Of Brittany
|                 |                 |        |        |         \-----Hawise Of Normandy
|                 |                 |         \-----Hawise Of Brittany
|                 |                 |                 |         /-----Eudes II Count Of Blois
|                 |                 |                  \-----Bertha Of Blois
|                 |                 |                           \-----Ermengarde Of Auvergne
|                 |         /-----Conan III Le Gros Duke Of Brittany
|                 |        |        |                           /-----Hugo Of Perch
|                 |        |        |                  /-----Geoffrey Ferreol Count Of The Gatinais
|                 |        |        |                 |         \-----Beatrix Of Macon
|                 |        |        |         /-----Fulk IV Rechin Count Of Anjou
|                 |        |        |        |        |         /-----Fulk III The Black Count Of Anjou
|                 |        |        |        |         \-----Ermengarde Of Anjou
|                 |        |        |        |                  \-----Hildegarde Of Metz
|                 |        |         \-----Ermengard Of Anjou
|                 |        |                 |                  /-----Lancellin I Sire De Baugency In Orleanais
|                 |        |                 |         /-----Lanzelin II Seigneur De Baugency
|                 |        |                  \-----Hildegarde De BAUGENCY
|                 |        |                           \-----Alberga
|                  \-----Bertha Of Brittany
|                          |                                    /-----Richard II The Good Duke Of Normandy
|                          |                           /-----Robert I The Devil Duke Of Normandy
|                          |                          |         \-----Judith Of Brittany
|                          |                  /-----William The Conqueror King Of England
|                          |                 |        |         /-----Fulbert Of Falaise
|                          |                 |         \-----Herleve Of Falaise
|                          |                 |                  \-----Duxia
|                          |         /-----Henry I Beauclerc King Of England
|                          |        |        |                  /-----Baldwin IV The Bearded Count Of Flanders
|                          |        |        |         /-----Baldwin V Count Of Flanders
|                          |        |        |        |         \-----Ogive Of Luxembourg
|                          |        |         \-----Maud Of Flanders
|                          |        |                 |         /-----Robert II The Pious King Of France
|                          |        |                  \-----Adelaide Of France
|                          |        |                           \-----Constance Of Provence
|                           \-----Maud
Geoffrey I Vicount Of Rohan
|         /-----Raoul Lord Of Fougeres
 \-----Mabel Of Fougeres



Descendants of Geoffrey I Vicount Of Rohan
1. Geoffrey I Vicount Of Rohan m1. Marguerite Of Blundeville m2. Gervaise Of Dinan
m. Marguerite Of Blundeville father: Ranulph De Blundeville, Earl Of Chester mother: Constance Countess Of Brittany
m. Gervaise Of Dinan father: Allan De VITRE, Lord Of Dinan mother: Clemence Of Fougerees