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:
Marriage:
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 v3p[0-9]*].

Sources for birth and parent Information
parents:
[Ref: Richardson RoyalAnc v3p4]
Sources with Information about marriage to Guillaume De GAVRE
names:
[Ref: Richardson RoyalAnc v3p4]
Research Notes:



Pedigree of Isabeau Of Enghein
                                                                /-----Huwes I Of Enghien
                                                       /-----Engelbert III Of Enghien, Advocate Of Tubize And Castr
                                              /-----Englebert IV Of Enghien
                                             |        |         /-----Othon II Of Trazegnies
                                             |         \-----Elizabeth Of Trazegnies
                                             |                  \-----Mathilda Of Neyghem
                                     /-----Sohier II Of Enghien, Lord Of Zotteghem
                                    |        |                  /-----Nicholas Lord Of Avesnes, Leuze, And Conde
                                    |        |         /-----Jacques I Seigneur Of Avesnes And Leuze
                                    |        |        |         \-----Mathilda
                                    |         \-----Ida Of Avesnes
                                    |                 |         /-----Bouchard Seigneur De Guise
                                    |                  \-----Adelfia Heiress Of Guise
                                    |                           \-----Adelaide
                            /-----Walter I Of Enghein
                           |        |         /-----Walter I Of Zotteghem
                           |         \-----Aleidis Of Zotteghem
                           |                 |                  /-----Everard II Radulf Burggraf Of Doornick
                           |                 |         /-----Everard III Radulf Burggraf Of Doornick
                           |                 |        |         \-----Richildis Of Hainault
                           |                  \-----Richilda Of Doornick
                           |                           \-----Mathilde Of Bethune
                   /-----Walter II Of Enghein
                  |        |                                    /-----Manasses III Count Of Rethel
                  |        |                           /-----Hugh II Count Of Rethel
                  |        |                          |         \-----Mathilde Wildgrafin Of Kyrburg
                  |        |                  /-----Hugh III Count Of Rethel
                  |        |                 |        |         /-----Simon Lord Of Beauford
                  |        |                 |         \-----Felicite De Broyes
                  |        |                 |                  \-----Agnes Of Joigny
                  |        |         /-----Jean Of Rethel
                  |        |        |        |         /-----Baldwin II Burggraf Of Ypern
                  |        |        |         \-----Mabilla Of Balleul
                  |        |        |                  \-----Agnes Of Wavrin
                  |         \-----Marie Of Rethel
                  |                 |         /-----Arnold IV Of Audenaarde
                  |                  \-----Marie Of Audenaard, Dame Of Baucignies
          /-----Walter III Lord Of Enghein
         |        |                                             /-----William Seigneur De Dampierre, Constable Of Cham
         |        |                                    /-----Guy II Seigneur De Dampierre
         |        |                                   |         \-----Ermengarde
         |        |                           /-----William Seigneur De Dampierre
         |        |                          |        |         /-----Archambaud VIII The Young Seigneur De Bourbon
         |        |                          |         \-----Matilda De BOURBON, Dame De Bourbon
         |        |                          |                  \-----Alice Of Burgundy
         |        |                  /-----Guy De Dampierre Count Of Flanders
         |        |                 |        |                  /-----Baldwin V Count Of Hainaut And Namur
         |        |                 |        |         /-----Baldwin IX Eastern Emperor
         |        |                 |        |        |         \-----Margarite Of Lorraine, Heiress Of Flanders
         |        |                 |         \-----Margaret Of Flanders
         |        |                 |                 |         /-----Henry I Count Of Champagne
         |        |                 |                  \-----Mary Of Champagne
         |        |                 |                           \-----Mary
         |        |         /-----Robert III Count Of Flanders
         |        |        |        |                           /-----Robert V Lord Of Bethune
         |        |        |        |                  /-----Guillaume II De BETHUNE, Baron Of Rothersthorpe
         |        |        |        |                 |         \-----Adelaide Of St Pol
         |        |        |        |         /-----Robert VII Seigneur De Bethene
         |        |        |        |        |        |         /-----Walter II Of Dendermonde
         |        |        |        |        |         \-----Mathilde Of Dendermonde
         |        |        |         \-----Maud Of Bethune
         |        |        |                 |         /-----Arnoul IV Lord Of Morialme
         |        |        |                  \-----Elisabeth Of Morialme
         |         \-----Jolande Of Flanders
         |                 |                                    /-----Hugh III Duke Of Burgundy
         |                 |                           /-----Eudes III Duke Of Burgundy
         |                 |                          |         \-----Alice Of Lorraine Mosellana
         |                 |                  /-----Hugh IV Duke Of Burgundy
         |                 |                 |        |         /-----Hugh Seigneur De Vergy
         |                 |                 |         \-----Alice De VERGY
         |                 |                 |                  \-----Gilette De Trainel
         |                 |         /-----Eudo Count Of Nevers
         |                 |        |        |                  /-----Robert II Count Of Dreux
         |                 |        |        |         /-----Robert III Count Of Dreux
         |                 |        |        |        |         \-----Yolande De COUCY
         |                 |        |         \-----Yolande De DREUX
         |                 |        |                 |         /-----Thomas De St VALERY, Baron Of Beckley
         |                 |        |                  \-----Aenor Of St Valery
         |                 |        |                           \-----Adele De PONTHIEU
         |                  \-----Yolanda Of Burgundy
         |                          |                           /-----Guy II Seigneur De Dampierre
         |                          |                  /-----Archambaud IX De DAMPIERRE, Seigneur De Bourbon
         |                          |                 |         \-----Matilda De BOURBON, Dame De Bourbon
         |                          |         /-----Archembaud Sengneur De Bourbon
         |                          |        |        |         /-----Archambaud Seigneur De Montlucon
         |                          |        |         \-----Beatrix De MONTHUCON
         |                           \-----Matilda Of Bourbon
         |                                   |                  /-----Gaucher III Count Of St. Pol
         |                                   |         /-----Guy I Count Of St. Pol
         |                                   |        |         \-----Elizabeth Countess Of St. Pol
         |                                    \-----Yolanda Of St. Pol
         |                                            |         /-----Herve IV Count Of Donzy
         |                                             \-----Agnes Of Donzy
         |                                                      \-----Mahaut De Courtenay
 /-----Louis Of Enghien, Count Of Brienne, Duke Of At
|        |                                                      /-----Walter II Count Of Brienne
|        |                                             /-----Erard II Count Of Brienne
|        |                                            |         \-----(Unk) Of Soissons
|        |                                    /-----Gautier III Count Of Brienne
|        |                                   |        |         /-----Amadeus Of Montfaucon, Count Of Montbeliard
|        |                                   |         \-----Agnes De MONTFAUCON
|        |                                   |                  \-----Beatrice Of Joinville
|        |                           /-----Gautier IV The Great Count Of Brienne
|        |                          |        |                  /-----Roger Duke Of Apulia
|        |                          |        |         /-----Tancred Of Lecce
|        |                          |        |        |         \-----Bianca Of Lecce
|        |                          |         \-----Elvira/Albinia Of Lecce
|        |                          |                 |         /-----Ruggiero De Medania
|        |                          |                  \-----Sibilla De Medania
|        |                  /-----Hugues Count Of Brienne
|        |                 |        |                           /-----Hugh VIII Sire De Lusignan
|        |                 |        |                  /-----Amauri De LUSIGNAN, King Of Jerusalem
|        |                 |        |                 |         \-----Burgundia Dame De Fontenay
|        |                 |        |         /-----Hugh Of Lusignan, King Of Cypres
|        |                 |        |        |        |         /-----Baldwin Ibelin Lord Of Mirabel
|        |                 |        |        |         \-----Eschive De Ibelin
|        |                 |        |        |                  \-----Richilda Of Bessan
|        |                 |         \-----Maria Of Cypres
|        |                 |                 |                  /-----Henry I Count Of Champagne
|        |                 |                 |         /-----Henry II Count Of Champagne
|        |                 |                 |        |         \-----Mary
|        |                 |                  \-----Alix Countess Of Jaffa
|        |                 |                          |         /-----Amalric I King Of Jerusalem
|        |                 |                           \-----Isabella Of Anjou, Queen Of Jerusalem
|        |                 |                                    \-----Maria Komnene
|        |         /-----Gautier V Count Of Brienne, Duke Of Athens
|        |        |        |                                    /-----Othen De La Roche
|        |        |        |                           /-----Pons De La Roche, Lord Of Ray
|        |        |        |                  /-----Othon I Lord Of Ray And Athens
|        |        |        |                 |         \-----Mathelie
|        |        |        |         /-----Guy I De La Roche, Duke Of Athens
|        |        |         \-----Isabelle Of Roche-Sur-L'Ognon
|        |        |                  \-----Agnes
|        |        |                          |         /-----Geoffroy I De Villehardouin, Prince Of Achaia
|        |        |                           \-----(Unk Dau) De Villehardouin
|        |        |                                    \-----Elisabeth De Chappes
|         \-----Isabeau Of Brienne
|                 |                                             /-----Guy II Seigneur De Chatillon, Toussy, Montjay,
|                 |                                    /-----Gaucher III Count Of St. Pol
|                 |                                   |         \-----Adele/Alix Of Dreux
|                 |                           /-----Hugh Of Chatillon, Count Of Blois
|                 |                          |        |         /-----Hughes IV Candavene Count Of St. Pol
|                 |                          |         \-----Elizabeth Countess Of St. Pol
|                 |                          |                  \-----Yolande Of Hainault
|                 |                  /-----Gaucher IV Lord Of Chatillon
|                 |                 |        |                  /-----Jacques I Seigneur Of Avesnes And Leuze
|                 |                 |        |         /-----Gaunthier Of Avesnes, Count Of Blois
|                 |                 |        |        |         \-----Adelfia Heiress Of Guise
|                 |                 |         \-----Mary Of Avesnes, Countess Of Blois
|                 |                 |                 |         /-----Theobald V Count Of Blois
|                 |                 |                  \-----Margaret Countess Of Blois
|                 |                 |                           \-----Alice
|                 |         /-----Gaucher V Of Chatillon, Count Of Porcien
|                 |        |        |         /-----Guillaume Of Villehardouin
|                 |        |         \-----Isabelle Of Villehardouin
|                 |        |                  \-----Marguerite De MELLO
|                  \-----Jeanne Of Chatillon
|                          |                                    /-----Robert I Count Of Dreux
|                          |                           /-----Robert II Count Of Dreux
|                          |                          |         \-----Agnes De Baudemont
|                          |                  /-----Robert III Count Of Dreux
|                          |                 |        |         /-----Ralph I Sire De COUCY
|                          |                 |         \-----Yolande De COUCY
|                          |                 |                  \-----Agnes Of Hainault
|                          |         /-----Robert I Of Dreux, Lord Of Beu
|                          |        |        |                  /-----Bernard De St VALERY, Baron Of Beckley
|                          |        |        |         /-----Thomas De St VALERY, Baron Of Beckley
|                          |        |        |        |         \-----Matilda
|                          |        |         \-----Aenor Of St Valery
|                          |        |                 |         /-----John I De PONTHIEU, Count Of Ponthieu
|                          |        |                  \-----Adele De PONTHIEU
|                          |        |                           \-----Matilda
|                           \-----Isabeau Of Dreux
|                                   |                           /-----Gautier II Lord Of Villebon
|                                   |                  /-----Adam I Lord Of Villebon
|                                   |                 |         \-----Elizabeth Of Mondreville
|                                   |         /-----Adam II Of Chatillon-Villebon
|                                   |        |        |         /-----Guillaume Of Tancarville
|                                   |        |         \-----Elizabeth Of Tancarville
|                                   |        |                  \-----Alix Of Serans
|                                    \-----Isabeau Of Villeboon
|                                            |                  /-----Anseau III Lord Of Tournan And Possesse
|                                            |         /-----Robert Of Garlande
|                                            |        |         \-----Aelidis
|                                             \-----Alix Of Garlande
|                                                      \-----Alix Of Rumigny
Isabeau Of Enghein
|         /-----Antonio Of Sanserverino, Count Of Marsico
 \-----Giovanna Of Sanserverino
         |                                                      /-----Bertrand Lord Of Baux
         |                                             /-----Bertrand Of Baux, Lord Of Meyrargues
         |                                            |         \-----Tiburge Of Orange
         |                                    /-----Raymond Of Baux, Lord Of Berre, Vicount Of Marse
         |                                   |         \-----Etienette Of Baux
         |                           /-----Guillaume Of Baux, Lord Of Berre
         |                          |        |                  /-----Raymond Geofroi I Vicount Of Marseille
         |                          |        |         /-----Hugues Geofroi Vicount Of Marseille
         |                          |        |        |         \-----Ponce
         |                          |         \-----Alacassie/Alix Of Marseille
         |                          |                  \-----Sibille
         |                  /-----Bertrand Lord Of Berre
         |                 |         \-----Eucharie Of Tournel
         |         /-----Bertrand De Baux, Count Of Andria
         |        |         \-----Berengere
         |        |                  \-----Marguerite
          \-----Isabeau Of Baux
                  |         /-----Robert De Aulnay, Seigneur di Tiano
                   \-----Marguerite Of Aulnay
                           |         /-----William Le Estendart
                            \-----Isabella Le Estendart



Descendants of Isabeau Of Enghein
1. Isabeau Of Enghein m. Guillaume De GAVRE
m. Guillaume De GAVRE