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: Children:
  1. Amauri De MONTFORT, Lord Of Montfort Death: 1241 in Otranto
  2. Guy De MONTFORT Death: Jul 1220
  3. Simon De MONTFORT, Earl Of Leicester Birth: 1209 in Normandy Death: 4 Aug 1265 in Evesham
  4. Robert De MONTFORT L'AUMARY
  5. Pernel De MONTFORT Death: Before 1237
  6. Amicie De MONTFORT Death: 20 Feb 1253
  7. Laure De MONTFORT Death: Before 1227

Bibliography
  1. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 04 Dacre-Dysart. London: St Catherine Press, 1916. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Vol 4 also available at http://archive.org/completepeerageo04byucoka Information from this source tagged as [Ref: CP IV [Ap][p0-9].*].
  2. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 07 Hussee-Lincolnshire. London: St Catherine Press, 1929. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP VII [Ap][p0-9].*].
  3. Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. III.4 (#601-#820): Das Feudale Frankreich und sein Einfluss auf die Welt des Mittelalters. Marburg: Verlag von J. A. Stargardt, 1989. Information from this source tagged as [Ref: ES III.4 #[0-9]*].
  4. Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. XIII: Les Familles Feodales de France I. Marburg: Verlag von J. A. Stargardt, 1990. Information from this source tagged as [Ref: ES XIII #[0-9]*].
  5. 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]*].
  6. Parsons, John Carmi, Simon De Montfort and Eleanor Plantagenet. Posting to soc.genealogy.medieval (email list GEN-MEDIEVAL) on 5/30/1999. Subject: oops: Simon De Montfort and Eleanor Plantagenet. Available at https://groups.google.com/g/soc.genealogy.medieval/c/jWf-NgMjfr8/m/6tNUajESxW0J. Author address: jparsons at chass dot utoronto dot ca. Information from this source tagged as [Ref: John Carmi Parsons SGM 5/30/1999].
  7. Paget, Gerald, The Lineage and Ancestry of H.R.H. Prince Charles, Prince of Wales. London: Charles Skilton Ltd, 1977. Nypl ARF+ 78-835. Information from this source tagged as [Ref: Paget HRHCharles p[0-9]*].
  8. 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]*].
  9. 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]*].
  10. Sanders, I. J., English Baronies, A Study of Their Origin and Descent 1086-1327. Oxford: Clarendon Press, 1960. Information from this source tagged as [Ref: Sanders Baronies p[0-9]*].
  11. Weis, Frederick Lewis, Walter Lee Sheppard, Jr, David Faris, Ancestral Roots of Certain American Colonists who came to America before 1700, 7th Edition, Baltimore: Genealogical Publishing Co, 1992. Information from this source tagged as [Ref: Weis AR7 #[0-9][0-9]*[A-Z]*].

Sources for birth and parent Information
date:
abt 1170 [Ref: CP VII p537, Paget HRHCharles p177, Richardson RoyalAnc v3p563],
parents:
[Ref: CP IV AppH p670, CP VII AppDp709, CP VII AppDp717, CP VII p520, CP VII p537, Richardson RoyalAnc v3p562, Sanders Baronies p61]
Sources for death Information
date:
[Ref: CP VII p540, ES III.4 #642, Paget HRHCharles p177, Richardson RoyalAnc v3p563]
1218 [Ref: CP VII p520],
place:
[Ref: CP VII p540, Paget HRHCharles p177, Richardson RoyalAnc v3p563]
Sources for burial Information
place:
Haute-Bruyere, near Montfort [Ref: CP VII p540, Richardson RoyalAnc v3p563]
Sources with Information about marriage to Alix De MONTMORENCY
date:
(1190) [Ref: ES III.4 #642, ES XIV #116]
abt 1190 [Ref: CP VII p540, Paget HRHCharles p177]
before 1190 [Ref: Richardson RoyalAnc v3p563],
names:
[Ref: Richardson RoyalAnc v4p146],
child:
[Ref: CP IV AppH p670, CP VII p520, CP VII p540(h), CP VII p541, CP VII p543, ES III.4 #642, John Carmi Parsons SGM 5/30/1999, Paget HRHCharles p177, Richardson RoyalAnc v3p563, Richardson RoyalAnc v4p43]
Research Notes:
1st Earl of Leicester, of Earldom cr 1205 [Ref: CP VII p537]
Earl of Leicester [Ref: CP VII p537, Paget HRHCharles p177, Richardson RoyalAnc v3p563, Richardson RoyalAnc v4p146, Richardson RoyalAnc v4p43]
Seigneur of Montfort and Rochefort [Ref: CP VII p537, Richardson RoyalAnc v3p563]
Seigneur of Montfort [Ref: Richardson RoyalAnc v4p43]
Duke of Narbonne [Ref: Richardson RoyalAnc v3p563, Richardson RoyalAnc v4p146]
Vicomte of Beziers and Carcassonne [Ref: Richardson RoyalAnc v3p563, Richardson RoyalAnc v4p146]

heir of his father [Ref: CP VII p537, Richardson RoyalAnc v3p563]

1202: went on a Crusade to Holy Land [Ref: CP VII p538]

1205-6: found means to obtain recognition as Earl of Leicester [Ref: CP VII p538(e)]



Pedigree of Simon IV De MONTFORT L'AUMARY
                                                       /-----Amauri I
                                              /-----William Count Of Hainault
                                     /-----Amauri III De MONTFORT
                                    |         \-----(Unk) Heiress Of Montfort And Epernon
                            /-----Simon I De MONTFORT, Seigneur Of Montfort L'Amau
                           |        |         /-----Guilaume De Gommetz
                           |         \-----Bertrade De GOMMETZ
                           |                  \-----Alberade
                   /-----Amauri IV De MONTFORT, Count Of Evereux
                  |        |                                    /-----William Longspee Duke Of Normandy
                  |        |                           /-----Richard I The Fearless Duke Of Normandy
                  |        |                          |         \-----Espriota
                  |        |                  /-----Robert Count Of Evereux, Archbishop Of Rouen
                  |        |                 |        |         /-----(Unk) Forquelar Of Cirques
                  |        |                 |         \-----Gunnora
                  |        |         /-----Richard Count Of Evereux
                  |        |        |         \-----Herleva
                  |         \-----Agnes Of Evereux
                  |                  \-----Godehildie
          /-----Simon De MONTFORT, Count Of Evreux
         |        |                  /-----Adam Of Garlande
         |        |         /-----Anscau De Garlande, Seneschal Of France
         |         \-----Agnes De Garlande
         |                  \-----(Unk) De Montmorency
 /-----Simon De MONTFORT, Seigneur Of Montfort And Ro
|         \-----Maud
Simon IV De MONTFORT L'AUMARY
|                                                               /-----Torf The Rich
|                                                      /-----Thorold Seigeur Of Pont-Audemer
|                                                     |         \-----Etemberga De Briquebec
|                                             /-----Humphrey De Vieilles
|                                            |        |         /-----(Unk) Forquelar Of Cirques
|                                            |         \-----Aveline
|                                    /-----Roger De Beaumont
|                                   |         \-----Aubreye De La Haie
|                           /-----Sir Robert De Beaumont, Earl Of Leicester
|                          |        |                           /-----Galeran II Count Of Meulen
|                          |        |                  /-----Hugo I Count Of Meulen
|                          |        |         /-----Waleran Count Of Meulan
|                          |        |        |        |         /-----Walter II Count Of Amiens, Valois, And The Vexin
|                          |        |        |         \-----Oda Of Valois
|                          |        |        |                  \-----Adele
|                          |         \-----Adelise Of Meulan
|                          |                  \-----Ode
|                  /-----Sir Robert II De Beaumont, Earl Of Leicester
|                 |        |                                    /-----Hugh Capet King Of France
|                 |        |                           /-----Robert II The Pious King Of France
|                 |        |                          |         \-----Adelaide Of Poitou
|                 |        |                  /-----Henry I King Of France
|                 |        |                 |        |         /-----William I Count Of Aries And Provence
|                 |        |                 |         \-----Constance Of Provence
|                 |        |                 |                  \-----Adelaide (Blanch) Of Anjou
|                 |        |         /-----Hugh Magnus Duke Of France
|                 |        |        |        |                  /-----Saint Vladimir Grand Prince Of Kiev
|                 |        |        |        |         /-----Jaroslav I Grand Prince Of Kiev
|                 |        |        |        |        |         \-----Rogneide Of Polotzk
|                 |        |        |         \-----Anne Of Kiev
|                 |        |        |                 |         /-----Olaf III SKOTKONUNG, King Of Sweden
|                 |        |        |                  \-----Ingegard
|                 |        |        |                           \-----Astrid
|                 |         \-----Isabel De Vermandois, Countess Of Leicester
|                 |                 |                           /-----Herbert III Count Of Vermandois
|                 |                 |                  /-----Eudes Count Of Vermandois
|                 |                 |                 |         \-----Ermengarde Of Bar
|                 |                 |         /-----Herbert IV Count Of Vermandois
|                 |                 |        |         \-----Parvie
|                 |                  \-----Adelaide De Vermandois, Countess Of Vermandois
|                 |                          |                  /-----Raoul II Seigneur Of Crepy And Valois
|                 |                          |         /-----Raoul III The Great Count Of Valois And Vexin
|                 |                          |        |         \-----Adelaide Of Bretemil
|                 |                           \-----Adela De Valois
|                 |                                   |         /-----Nocher III Count Of Bar-Sur-Aube
|                 |                                    \-----Adela
|         /-----Sir Robert De BEAUMONT, Earl Of Leicester
|        |        |                           /-----Ralph De Gael, Earl Of Norfolk
|        |        |                  /-----Ralph De Gael De Montfort, Earl Of Norfolk
|        |        |                 |         \-----Getha
|        |        |         /-----Ralph De MONTFORT, Seigneur Of Montfort-Gael
|        |        |        |        |                           /-----Herfast
|        |        |        |        |                  /-----Osbern De Crepon, Steward Of Normandy
|        |        |        |        |         /-----William Fitz Osbern, Earl Of Hereford
|        |        |        |        |        |        |         /-----Ralph Count Of Ivry
|        |        |        |        |        |         \-----Emma Abbess Of St. Amand
|        |        |        |        |        |                  \-----Albereda
|        |        |        |         \-----Emma Fitz Osbern
|        |        |        |                 |                  /-----Ralph II De TOENI, Seigneur Of Tonsi And Conches
|        |        |        |                 |         /-----Roger I De TOENI
|        |        |        |                  \-----Adelise De TONI
|        |        |        |                           \-----Godehildie
|        |         \-----Amicia De Gael
 \-----Amice BEAUMONT, Countess Of Leicester
         |                                    /-----Robert De Grentmesnil
         |                           /-----Hugh De Grantmesnil, Baron Of Leicester
         |                          |        |         /-----Girole De Echafour
         |                          |         \-----Hawise De Echafour
         |                          |                 |         /-----Thursten De Bastenburgh
         |                          |                  \-----Gisela De Bastenburgh
         |                  /-----Robert De GRANTMESNIL
         |                 |        |                           /-----Ivo Count Of Belemontensis
         |                 |        |                  /-----Ivo I Count Of Beaumont
         |                 |        |         /-----Ivo II Count Of Beaumont
         |                 |        |        |         \-----Emma
         |                 |         \-----Adeliza Of Beaumont
         |                 |                  \-----Judith
         |         /-----William De GRANTMESNIL
         |        |        |                  /-----(Unk) De Estouteville
         |        |        |         /-----Robert De Estouteville
         |        |         \-----Emma De Estouteville
         |        |                  \-----Beatrix
          \-----Petronilla De GRANTMESNIL



Descendants of Simon IV De MONTFORT L'AUMARY
1. Simon IV De MONTFORT L'AUMARY m. Alix De MONTMORENCY
m. Alix De MONTMORENCY father: Bouchard De MONTMORENCY mother: Lauretia Of Hainault

2nd generation

2. Amauri De MONTFORT, Lord Of Montfort m. Beatrix Of Vienne
m. Beatrix Of Vienne father: Andre Guigues VI Count Of Viennois And Albon mother: Beatrice De Sabran
3. Guy De MONTFORT m. Pernel De COMMINGS
m. Pernel De COMMINGS
4. Simon De MONTFORT, Earl Of Leicester m. Eleanor
m. Eleanor father: John Lackland PLANTAGENET, King Of England mother: Isabel Of Angouleme
6. Pernel De MONTFORT m1. Pierre De COURTENAY, Lord Of Conches m2. Henry De SULLY
m. Pierre De COURTENAY, Lord Of Conches father: Robert I De Courtenay, Lord Of Champignelles mother: Mahut De Mehun
m. Henry De SULLY
7. Amicie De MONTFORT m. Gaucher De Joigny, Lord Of Chateaurenard
m. Gaucher De Joigny, Lord Of Chateaurenard father: Renaud II Count Of Joigny mother: Adele Of Nevers

3rd generation

9. John I Count Of Montfort-L'Aumari m. Jeanne Dame De Chateau Du Loir
m. Jeanne Dame De Chateau Du Loir father: Geoffrey VI Vicomte De Chateaudun mother: Clemence Of Roches
10. Adele Of Montfort m. Simon II Lord Of Ailly And Nesle
m. Simon II Lord Of Ailly And Nesle father: Raoul I De Clairmont, Lord Of Ailly mother: Gertrude Of Nesle
11. Marguerite Of Montfort m. Jean III Count Of Soissons
m. Jean III Count Of Soissons father: Jean II Count Of Soissons mother: Marie Of Thour
12. Laure De Montfort m1. Ferdinand Count Of Aumale m2. Henri De Grandpre, Lord Of Livre
m. Ferdinand Count Of Aumale father: Fernando III The Saint King Of Castile And Leon mother: Joan De DAMMARTIN
m. Henri De Grandpre, Lord Of Livre father: Henry V Count Of Grandpre mother: Isabeau De Brienne
20. Sir Guy De MONTFORT m. Margherita ALDOBRANDESCHA
m. Margherita ALDOBRANDESCHA father: Ildebrandino ALDOBRANDESCHA mother: Tommassa Di BARSCHI
23. Eleanor De MONTFORT m. Llywelyn Ap Gruffyd, Prince Of Gwynedd
m. Llywelyn Ap Gruffyd, Prince Of Gwynedd father: Gruffydd Ap Llywelyn mother: Senena
24. Amice De COURTENAY m. Robert II Count Of Artois
m. Robert II Count Of Artois father: Robert Count Of Artois mother: Matilda Of Brabant
25. Petronille Of Joigny, Dame De Chateau-Renaud m1. Pierre De COURTENAY, Lord Of Conches m2. Henri II Sire De Sully
m. Pierre De COURTENAY, Lord Of Conches father: Robert I De Courtenay, Lord Of Champignelles mother: Mahut De Mehun
m. Henri II Sire De Sully father: Henry I Sire De Sully, Count Of Dreux mother: Marie Of Dampierre

4th generation

26. Beatrix Of Montfort m. Robert IV Count Of Dreux
m. Robert IV Count Of Dreux father: John I Count Of Dreux mother: Maria Of Bourbon
27. Raoul De CLERMONT, Lord Of Nesle, Vicount Of C m1. Alix Of Dreux m2. Isabelle Of Hainault
m. Alix Of Dreux father: Robert I Of Dreux, Lord Of Beu mother: Clemence Of Chateaudun
m. Isabelle Of Hainault father: John II Count Of Hainault, Count Of Holland mother: Philippa Of Luxembourg
32. Beatrix Of Clermont m. Jean IV Chatelain Of Lille
m. Jean IV Chatelain Of Lille father: Jean III Chatelain Of Lille mother: Mathilde Of Tournai
33. Hugh Count Of Soissons m. Jeanne Of Dargies
m. Jeanne Of Dargies father: Renaud Of Dargies mother: Agnes of Bruyeres
34. Jean I De Ponthieu, Count Of Aumale m. Ide De MEULAN
m. Ide De MEULAN father: Amaury De MEULAN, Baron De La Queue-En-Brie And mother: Marguerite De Neufbourg
35. Anastasia De MONTFORT, Countess Of Nola m. Romano ORSINI, Count Of Nola
m. Romano ORSINI, Count Of Nola father: Gentile ORSINI mother: Jacopa PIERLEONI
39. Mathilde Countess Of Artois m. Otto IV Count Of Burgundy
m. Otto IV Count Of Burgundy father: Hugh Of Chalons, Count Of Burgundy mother: Adelheid Countess Of Burgundy
40. Philip Count Of Artois m. Blanche
m. Blanche father: John De BRETAGNE, Duke Of Brittany mother: Beatrice
41. Jeanne Of Sully m. Adam Lord Of Montreuil, Belloy, And Anjou
m. Adam Lord Of Montreuil, Belloy, And Anjou father: Jean I Vicount Of Meulan
42. Henry III Sire De Sully m. Marguerite Of Beaumez
m. Marguerite Of Beaumez father: Thibaut Lord Of Mirebeau And Blazon mother: Mahaut Of Deols

5th generation

43. Jeanne Of Dreux m. Jean IV Count Of Roucy, Lord Of Pierpont
m. Jean IV Count Of Roucy, Lord Of Pierpont father: Jean III Count Of Roucy, Lord Of Pierrepont mother: Isabelle Of Mercoeur
44. Yolanda Of Dreux m1. Alexander III King Of Scots m2. Arthur II De BRETAGNE, Duke Of Brittany
m. Alexander III King Of Scots father: Alexander II King Of Scots mother: Mary Of Coucy
m. Arthur II De BRETAGNE, Duke Of Brittany father: John De BRETAGNE, Duke Of Brittany mother: Beatrice
45. Jean II Le Bon Count Of Dreux, Braine, Montfort, And Jo m1. Jeanne Of Beaujeu, Dame De Montpensier m2. Petronelle Of Sully
m. Jeanne Of Beaujeu, Dame De Montpensier father: Humbert II Lord Of Montpensier mother: Isabelle De Mello
m. Petronelle Of Sully father: Henry III Sire De Sully mother: Marguerite Of Beaumez
46. Alix De CLERMONT m1. Wilhelm IV Landless Sire Of Dendermonde m2. Jean De CHALON
m. Wilhelm IV Landless Sire Of Dendermonde father: Guy De Dampierre Count Of Flanders mother: Maud Of Bethune
m. Jean De CHALON father: Jean Count of CHALON mother: Laure De BROYES
49. Gayotte Of Lille m. Valeran II Seigneur of Ligny
m. Valeran II Seigneur of Ligny father: Walram I Count Of Ligny mother: Jeanne De Beavoir
50. Marguerite Countess Of Soissons m. Jean Sire De Beaumont
m. Jean Sire De Beaumont father: John II Count Of Hainault, Count Of Holland mother: Philippa Of Luxembourg
51. Jean II De Ponthieu, Count Of Aumale m. Catherine Of Artois
m. Catherine Of Artois father: Philip Count Of Artois mother: Blanche
52. Laure De Ponthieu m. Guy IV De MAUVOISIN, Seigneur De Rosny
m. Guy IV De MAUVOISIN, Seigneur De Rosny
53. Roberto ORSINI, Count Of Nola m. Sveva Del BALZO
m. Sveva Del BALZO father: Hugues Des BAUX mother: Jacopa Della MARRA
54. Guido ORSINI, Count Of Soana m. Agostina Dela Gherardesca
m. Agostina Dela Gherardesca
60. Joan Of Burgundy m. Philip V King Of France And Navarre
m. Philip V King Of France And Navarre father: Phillip IV King Of France mother: Jeanne Of Navarre, Countess Of Champagne
61. Blanca Of Burgundy m. Charles IV King Of France And Navarre
m. Charles IV King Of France And Navarre father: Phillip IV King Of France mother: Jeanne Of Navarre, Countess Of Champagne
62. Catherine Of Artois m. Jean II De Ponthieu, Count Of Aumale
m. Jean II De Ponthieu, Count Of Aumale father: Jean I De Ponthieu, Count Of Aumale mother: Ide De MEULAN
64. Jeanne Of Artois m. Gasten I Count of Foix
m. Gasten I Count of Foix
65. Margaret Of Artois m. Louis Count Of Evereux
m. Louis Count Of Evereux father: Phillip III The Bold King Of France mother: Marie Of Brabant
66. Robert III Count Of Beaumont And Richmond m. Jeanne Of Valois
m. Jeanne Of Valois father: Charles Count Of Valois And Anjou mother: Catherine Of Courtenay
67. Marie De Artois m. John I Of Dampierre, Count Of Namur
m. John I Of Dampierre, Count Of Namur father: Guy De Dampierre Count Of Flanders mother: Isabel Of Luxemburg
68. Jean II Vicount Of Meulan, Count Of Tancarville m1. Jeanne Of Tancarville m2. Isabeau Of Antoing
m. Jeanne Of Tancarville
m. Isabeau Of Antoing father: Hugues IV Lord Of Antoing And Epiney mother: Marie Of Gent