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:
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 v4p39]
Research Notes:
Baron of Naas [Ref: Richardson RoyalAnc v4p39]



Pedigree of David FITZ WILLIAM, Baron Of Naas
                                                                /-----Cosmus Duke Of Florence
                                                       /-----Otterus Baron Of Gherardini Of Florence
                                              /-----Otho GERALDINO, Baron Of Windsor
                                     /-----Walter FITZ OTHO, Baron Of Eton
                            /-----Gerald Of Windsor, Constable Of Pembroke Castl
                           |         \-----Beatrice
                   /-----Maurice FITZ GERALD, Lord Of Lanstephen
                  |        |         /-----Rhys Ap Tudor Mawr Prince Of South Wales
                  |         \-----Nest Of Wales, Princess Of Deheubarth
                  |                 |         /-----Rhiwallon Ap Cynfn Of Powys
                  |                  \-----Gladys Of Powys
          /-----William FITZ MAURICE, Baron Of Naas
         |        |                                    /-----Hugh De Montgomery
         |        |                           /-----Roger De Montgomery, Seigneur Of Montgomery
         |        |                          |         \-----Josceline
         |        |                          |                  \-----Senfrie
         |        |                  /-----Roger De Montgomery, Earl Of Shrewsbury
         |        |                 |         \-----Emma
         |        |         /-----Arnulph De MONTGOMERY
         |        |        |        |                           /-----Guilleume Lord of Belleme
         |        |        |        |                  /-----William I Count Of Alencon And Bellasme
         |        |        |        |                 |         \-----Mathilda Dame De Conde-Sur-Noireau
         |        |        |        |         /-----William II TALVAS
         |        |        |        |        |         \-----Mathilde
         |        |        |         \-----Mabel De Belesme
         |        |        |                 |         /-----Arnulf
         |        |        |                  \-----Hildeburg
         |         \-----Alice De MONTGOMERY
         |                 |                                    /-----Brian Boruma, King Of Cashel And Munster, High
         |                 |                           /-----Tadg Mac Briain
         |                 |                          |         \-----Echrad
         |                 |                  /-----Tairrdelbach Mac TADG, King Of Cashel And Munster, Hi
         |                 |                 |        |         /-----Gilla Brigte Ua Mael Muaid, King Of Cenel Fiachach
         |                 |                 |         \-----Mor
         |                 |         /-----Muirchertach Ua BRIAIN, High King Of Ireland
         |                 |        |        |                  /-----Gilla Patraic Mac Donnchada, King Of Ossory
         |                 |        |        |         /-----Tadc Mac Gilla Patraic
         |                 |        |         \-----Derbforgaill
         |                  \-----Lafrocoth
 /-----William FITZ WILLIAM, Baron Of Naas
|        |                                                      /-----Godfrey Count Of Brionne
|        |                                             /-----Gilbert Count Of Brionne
|        |                                    /-----Richard FITZ GILBERT De CLARE, Baron Of Clare
|        |                           /-----Gilbert FITZ RICHARD, Baron Of Clare
|        |                          |        |                  /-----Osbern De Bolbec, Seigneur Of Longueville
|        |                          |        |         /-----Walter Giffard Lord Of Longueville
|        |                          |        |        |         \-----Wevie
|        |                          |         \-----Rohese GIFFARD
|        |                          |                 |         /-----Gerard De FLEITELL
|        |                          |                  \-----Ermengarde FLATEL
|        |                  /-----Gilbert De CLARE, Earl Of Pembroke
|        |                 |        |                           /-----Hugh Butler Of France
|        |                 |        |                  /-----Renaud Count Of Clermont
|        |                 |        |         /-----Hugh Count Of Clermont
|        |                 |        |        |         \-----Ermengardis
|        |                 |         \-----Adeliza De CLERMONT
|        |                 |                 |                  /-----Hildouin II De Rameru
|        |                 |                 |         /-----Hildouin III De Rameru, Count Of Montdidier And Roucy
|        |                 |                 |        |         \-----Anonima
|        |                 |                  \-----Margaret De Roucy
|        |                 |                          |         /-----Ebles I Count Of Rheims And Roucy
|        |                 |                           \-----Adele De Roucy
|        |                 |                                    \-----Beatrix Of Hainault
|        |         /-----Richard "Strongbow" De CLARE, Earl Of Pembroke
|        |        |        |                                    /-----Thorold Seigeur Of Pont-Audemer
|        |        |        |                           /-----Humphrey De Vieilles
|        |        |        |                          |         \-----Aveline
|        |        |        |                  /-----Roger De Beaumont
|        |        |        |                 |         \-----Aubreye De La Haie
|        |        |        |         /-----Sir Robert De Beaumont, Earl Of Leicester
|        |        |        |        |        |                  /-----Hugo I Count Of Meulen
|        |        |        |        |        |         /-----Waleran Count Of Meulan
|        |        |        |        |        |        |         \-----Oda Of Valois
|        |        |        |        |         \-----Adelise Of Meulan
|        |        |        |        |                  \-----Ode
|        |        |         \-----Elizabeth De BEAUMONT
|        |        |                 |                           /-----Robert II The Pious King Of France
|        |        |                 |                  /-----Henry I King Of France
|        |        |                 |                 |         \-----Constance Of Provence
|        |        |                 |         /-----Hugh Magnus Duke Of France
|        |        |                 |        |        |         /-----Jaroslav I Grand Prince Of Kiev
|        |        |                 |        |         \-----Anne Of Kiev
|        |        |                 |        |                  \-----Ingegard
|        |        |                  \-----Isabel De Vermandois, Countess Of Leicester
|        |        |                          |                  /-----Eudes Count Of Vermandois
|        |        |                          |         /-----Herbert IV Count Of Vermandois
|        |        |                          |        |         \-----Parvie
|        |        |                           \-----Adelaide De Vermandois, Countess Of Vermandois
|        |        |                                   |         /-----Raoul III The Great Count Of Valois And Vexin
|        |        |                                    \-----Adela De Valois
|        |        |                                             \-----Adela
|         \-----Aline De CLARE
David FITZ WILLIAM, Baron Of Naas
|                           /-----(Unk) De PONT De L'ARCHE
|                  /-----William De PONT De L'ARCHE
|         /-----Robert De PONT De L'ARCHE
|        |        |                  /-----William I MAUDIT
|        |        |         /-----Robert MAUDIT
|        |        |        |         \-----Hawise
|        |         \-----Constance MAUDIT
 \-----Maud De PONT De L'ARCHE
         |                           /-----Robert Marshal
         |                  /-----Gilbert GIFFARD, Marshal
         |         /-----John Fitz GILBERT The Marshal
         |        |        |         /-----Geoffrey De VENOIZ
         |        |         \-----(Unk dau) De VENOIZ
          \-----Maud MARSHALL
                  |                           /-----Girold DAPIFER
                  |                  /-----Edward De SARESBERIE, Baron Of Trowbridge
                  |                 |         \-----Wulfwynn Of Cresswell
                  |         /-----Walter De SALISBURY, Baron Of Chitterne
                   \-----Sibyl De SALISBURY
                           |                  /-----Hugh
                           |         /-----Patric De CHAWORTH, Baron Of Kempsford
                            \-----Sibyl De CHAWORTH
                                    |                  /-----(Unk) De HESDIN
                                    |         /-----Ernulph De HESDIN, Baron Of Keevil
                                     \-----Matilda De HESDIN
                                              \-----Emmeline



Descendants of David FITZ WILLIAM, Baron Of Naas
1. David FITZ WILLIAM, Baron Of Naas