Genealogy of the Marshall Family,
including Medieval and Ancient Lines

Updated: 09-30-2024.

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:
Bibliography
  1. 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: Richardson RoyalAnc v4p470]
Research Notes:



Pedigree of Isabel De MORTIMER
                                                                /-----Roger De MORTIMER
                                                       /-----Ralph De MORTIMER, Baron Of Wigmore
                                                      |         \-----Hawise
                                              /-----Hugh De MORTIMER, Baron Of Wigmore
                                             |         \-----Milicent
                                     /-----Hugh De MORTIMER, Baron Of Wigmore
                            /-----Robert De MORTIMER
                           |        |                           /-----Ranulph I De MESCHINES, Vicomte De Bayeux
                           |        |                  /-----Ranulph II De MESCHINES, Vicomte De Bayeux
                           |        |                 |         \-----Alice Of Normandy
                           |        |         /-----William De MESCHINES, Baron Of Egremont
                           |        |        |        |         /-----Richard Le Goz, Vicomte D'Avranches
                           |        |        |         \-----Margaret Le Goz
                           |        |        |                  \-----Emma
                           |         \-----Maud De MESCHINES
                           |                 |                  /-----Rainfred De RUMILLY
                           |                 |         /-----Robert De RUMILLY, Baron Of Skipton
                           |                  \-----Cecily De ROMILLY
                   /-----Robert De MORTIMER
          /-----Hugh De MORTIMER, Baron of Richard's Castle
         |        |                                             /-----Richard FITZ SCROB
         |        |                                    /-----Osborn FITZ RICHARD, Baron Of Richard's Castle
         |        |                                   |         \-----(Unk)
         |        |                           /-----Hugh FITZ OSBERN, Baron Of Richard's Castle
         |        |                          |        |         /-----Griffith AP LLEWELLYN, Prince Of North Wales
         |        |                          |         \-----Nesta
         |        |                          |                  \-----Aldgyth
         |        |                  /-----Hugh De SAY, Baron Of Richard's Castle
         |        |                 |        |         /-----Elias De SAY
         |        |                 |         \-----Eustache De SAY
         |        |                 |                  \-----Egelina
         |        |         /-----Hugh De SAY, Baron Of Richard's Castle
         |        |        |        |                           /-----Pons
         |        |        |        |                  /-----Richard Fitz PONS, Baron Of Clifford
         |        |        |        |         /-----Walter De CLIFFORD, Baron Of Clifford
         |        |        |        |        |        |         /-----Walter FITZ ROGER
         |        |        |        |        |         \-----Maud Of Gloucester
         |        |        |        |        |                  \-----Berthe De BALLON
         |        |        |         \-----Lucy De CLIFFORD
         |        |        |                 |                  /-----Ralph III De TOENI, Baron Of Flamstead
         |        |        |                 |         /-----Ralph IV De TOENI, Baron Of Flamstead
         |        |        |                 |        |         \-----Isabel De MONTFORT
         |        |        |                  \-----Margaret De TOENI
         |        |        |                          |         /-----Waltheof II Earl Of Huntingdon
         |        |        |                           \-----Alice Of Northumberland
         |        |        |                                    \-----Judith Of Lens
         |         \-----Margaret De SAY
         |                 |         /-----Robert MARMION
         |                  \-----Mabel MARMION
 /-----Robert De MORTIMER, Baron of Richard's Castle
Isabel De MORTIMER
|                                                               /-----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
|                           /-----Alan CEOCHE
|                          |        |                           /-----Alain Cagnairt Count Of Cornuaille
|                          |        |                  /-----Hoel Count Of Cornouille
|                          |        |                 |         \-----Judith Of Nantes
|                          |        |         /-----Alan IV Fergent Duke Of Brittany
|                          |        |        |        |         /-----Alan III Duke Of Brittany
|                          |        |        |         \-----Hawise Of Brittany
|                          |        |        |                  \-----Bertha Of Blois
|                          |         \-----Hawise Of Brittany
|                          |                 |                  /-----Geoffrey Ferreol Count Of The Gatinais
|                          |                 |         /-----Fulk IV Rechin Count Of Anjou
|                          |                 |        |         \-----Ermengarde Of Anjou
|                          |                  \-----Ermengard Of Anjou
|                          |                          |         /-----Lanzelin II Seigneur De Baugency
|                          |                           \-----Hildegarde De BAUGENCY
|                          |                                    \-----Alberga
|                  /-----Roger La ZOUCHE
|                 |        |                           /-----(Unk) De BELMEIS
|                 |        |                  /-----Walter De BELMEIS
|                 |        |         /-----Philip De BELMEIS
|                 |         \-----Alice De Belmeis
|                 |                 |                           /-----Ranulph I De MESCHINES, Vicomte De Bayeux
|                 |                 |                  /-----Ranulph II De MESCHINES, Vicomte De Bayeux
|                 |                 |                 |         \-----Alice Of Normandy
|                 |                 |         /-----William De MESCHINES, Baron Of Egremont
|                 |                 |        |        |         /-----Richard Le Goz, Vicomte D'Avranches
|                 |                 |        |         \-----Margaret Le Goz
|                 |                 |        |                  \-----Emma
|                 |                  \-----Maud De MESCHINES
|                 |                          |                  /-----Rainfred De RUMILLY
|                 |                          |         /-----Robert De RUMILLY, Baron Of Skipton
|                 |                           \-----Cecily De ROMILLY
|         /-----William La ZOUCHE
|        |        |                                    /-----Henry BISA
|        |        |                           /-----William BISET
|        |        |                          |         \-----Bertha
|        |        |                  /-----Manasser BISET
|        |        |                 |         \-----Hawise
|        |        |         /-----Henry BISET
|        |        |        |        |         /-----(Unk) De CANY
|        |        |        |         \-----Alice De Cany
|        |         \-----Margaret BISET
|        |                 |                                    /-----Richard FITZRANULF
|        |                 |                           /-----John FITZRICHARD
|        |                 |                  /-----Eustace Fitz John De BURGO, Constable Of Chester
|        |                 |         /-----Richard FITZ EUSTACE, Constable Of Chester
|        |                 |        |        |                  /-----Nigell De HALTON, Constable Of Chester
|        |                 |        |        |         /-----William FITZ NIGEL, Constable Of Chester
|        |                 |        |         \-----Agnes De HALTON
|        |                 |        |                 |         /-----Yarfield Of Widness
|        |                 |        |                  \-----Adeliz Of Widness
|        |                  \-----Aubrey FITZ EUSTACE
|        |                          |                           /-----(Unk) De LISOURS
|        |                          |                  /-----Fulk De LISOURS
|        |                          |         /-----Robert LIZOURS
|        |                          |        |         \-----Aubrey
|        |                           \-----Albreada LIZOURS, Baroness Of Pontfract
|        |                                   |                  /-----Ilbert De LACY, Baron Of Pontefract
|        |                                   |         /-----Robert De LACY, Baron Of Pontefract
|        |                                   |        |         \-----Hawise
|        |                                    \-----Aubrey De LACY
|        |                                             \-----Maud
 \-----Joyce La ZOUCHE
         |         /-----William De HOWBRIDGE
          \-----Maud De HOWBRIDGE



Descendants of Isabel De MORTIMER
1. Isabel De MORTIMER