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:
Bibliography
  1. 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]*].
  2. 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]*].

Sources for birth and parent Information
parents:
[Ref: Keats-Rohan DD p644, Richardson RoyalAnc v1p541]
Sources with Information about marriage to Guy MAUVOISIN, Seigneur De Rosnay
names:
[Ref: Keats-Rohan DD p644, Richardson RoyalAnc v1p541]
Research Notes:



Pedigree of Alice Of Porhoet
                                     /-----Guethenoc Vicount Of Chateautro-En-Porhoet
                            /-----Josselin Vicount Of Porhoet And Rennes
                           |         \-----Allarum
                   /-----Eudon I Vicount Of Porhoet And Rennes
          /-----Geoffrey Vicomte De Porhoet
         |         \-----Anne De Leon
 /-----Eudes II Vicount Of Porhoet
|        |                                             /-----Budic Count Of Cornuaille
|        |                                    /-----Benoit Count Of Cornuaille
|        |                           /-----Alain Cagnairt Count Of Cornuaille
|        |                          |         \-----Guinodeon
|        |                  /-----Hoel Count Of Cornouille
|        |                 |        |                           /-----Alain II Barbe Torte Count Of Nantes
|        |                 |        |                  /-----Hoel Count Of Nantes
|        |                 |        |         /-----Judicael Count Of Nantes
|        |                 |         \-----Judith Of Nantes
|        |                 |                  \-----Melisende
|        |         /-----Alan IV Fergent Duke Of Brittany
|        |        |        |                                    /-----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
|        |        |        |         /-----Alan III Duke Of Brittany
|        |        |        |        |        |                  /-----William Longspee Duke Of Normandy
|        |        |        |        |        |         /-----Richard I The Fearless Duke Of Normandy
|        |        |        |        |        |        |         \-----Espriota
|        |        |        |        |         \-----Hawise Of Normandy
|        |        |        |        |                 |         /-----(Unk) Forquelar Of Cirques
|        |        |        |        |                  \-----Gunnora
|        |        |         \-----Hawise Of Brittany
|        |        |                 |                           /-----Theobald I Le Tricheur Count Of Blois
|        |        |                 |                  /-----Eudes I Count Of Blois
|        |        |                 |                 |         \-----Luitgarde De Vermandois
|        |        |                 |         /-----Eudes II Count Of Blois
|        |        |                 |        |        |         /-----Conrad The Peaceful King Of Burgundy
|        |        |                 |        |         \-----Bertha Of Burgandy
|        |        |                 |        |                  \-----Matilda Of France
|        |        |                  \-----Bertha Of Blois
|        |        |                          |                  /-----William V Count Of Auvergne
|        |        |                          |         /-----Robert I Count Of Auvergne
|        |        |                          |        |         \-----Umberge
|        |        |                           \-----Ermengarde Of Auvergne
|        |        |                                   |         /-----Stephen De Brioude
|        |        |                                    \-----Ermengarde
|        |        |                                             \-----Adelaide (Blanch) Of Anjou
|         \-----Hawise Of Brittany
|                 |                                             /-----Gausfred Vicount Of Chateaudun
|                 |                                    /-----Fulk Count Of Perche
|                 |                                   |         \-----Hildegarde Of Perche
|                 |                           /-----Hugo Of Perch
|                 |                          |        |         /-----Rotrou Seigneur Of Nogent-An-Rotrou
|                 |                          |         \-----Melisende
|                 |                  /-----Geoffrey Ferreol Count Of The Gatinais
|                 |                 |        |                  /-----Lutaud Count Of Macon
|                 |                 |        |         /-----Aubri Count Of Macon
|                 |                 |        |        |         \-----Ermengarde Of Chalon
|                 |                 |         \-----Beatrix Of Macon
|                 |                 |                 |         /-----Geoffrey Vicount Of Orleans
|                 |                 |                  \-----(Unk)
|                 |                 |                           \-----(Unk Dau) Of Sens
|                 |         /-----Fulk IV Rechin Count Of Anjou
|                 |        |        |                           /-----Fulk II The Good Count Of Anjou
|                 |        |        |                  /-----Geoffrey I Grisgonelle Count Of Anjou
|                 |        |        |                 |         \-----Gerberga Of Nevers
|                 |        |        |         /-----Fulk III The Black Count Of Anjou
|                 |        |        |        |        |         /-----Robert Count Of Troyes
|                 |        |        |        |         \-----Adele Of Troyes
|                 |        |        |        |                  \-----Adelaide Of Burgundy
|                 |        |         \-----Ermengarde Of Anjou
|                 |        |                  \-----Hildegarde Of Metz
|                  \-----Ermengard Of Anjou
|                          |                           /-----Landry Sire de Baugency
|                          |                  /-----Lancellin I Sire De Baugency In Orleanais
|                          |         /-----Lanzelin II Seigneur De Baugency
|                           \-----Hildegarde De BAUGENCY
|                                    \-----Alberga
Alice Of Porhoet
|                  /-----Hervey Vicomte Of Leon
|         /-----Guiomar III Vicomte Of Leon
 \-----Eleanor Of Leon



Descendants of Alice Of Porhoet
1. Alice Of Porhoet m. Guy MAUVOISIN, Seigneur De Rosnay
m. Guy MAUVOISIN, Seigneur De Rosnay