Individual Page


Family:
Marriage: Children:
  1. Jean De BRIENNE, Viscount Of Beaumont In Main Birth: 1 Death: Before 1306
  2. Henry De BEAUMONT, Earl Of Buchan Birth: 4 Death: 10 Mar 1339/40 in Loughborough, Leicestershire
  3. Richard De BRIENNE
  4. Louis De BRIENNE, Bishop of Durham Birth: Abt 1271 in France Death: 24 Sep 1333 in Brantingham, Yorkshire
  5. Charles De BRIENNE
  6. Marie De BRIENNE Death: Before 1339
  7. Isabel De BEAUMONT Death: Abt 1 Nov 1334
  8. Jeanne Of Beaumont Death: 1323
  9. Marguerite of BRIENNE Death: 9 Apr 1328

Bibliography
  1. Burke, Sir John Bernard, Genealogical and Heraldic History of the Peerage Baronetage and Knightage. 99th edition. London: Burke's Peerage, 1949. Available at http://archive.org/details/burkesgenealogic1949unse. Information from this source tagged as [Ref: Burke Peerage [cx0-9]*].
  2. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 02 Bass-Canning. London: St Catherine Press, 1912. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Vol 2 also available at http://archive.org/completepeerageo02coka Information from this source tagged as [Ref: CP II [Ap][p0-9].*].
  3. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 12-2, Tracton-Zz. London: St Catherine Press, 1959. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP XII/2 [Ap][p0-9].*].
  4. 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]*].
  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. 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]*].
  7. Richardson, Douglas, Plantagenet Ancestry: A Study in Colonial and Medieval Families. Baltimore, MD: Genelogical Publishing Co, 2004. Information from this source tagged as [Ref: Richardson PA 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 v1[pc][0-9]*].
  9. Watney, Vernon James, The Wallop Family and their Ancestry, Oxford:John Johnson, 1928. LDS Film#1696491 items 6-9. NYPL ARZ+ (Wallop) (Watney, V. J. Wallop family). Available at https://familysearch.org/search/catalog/213421. Information from this source tagged as [Ref: Watney WALLOP #[0-9]*].
  10. 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:
younger son [Ref: CP II p59(b), Richardson RoyalAnc v1p303],
place:
[Ref: Weis AR7 #114],
parents:
[Ref: CP II p59(b), Richardson PA p154, Richardson PA p155, Richardson PA p82, Richardson RoyalAnc v1p303, Richardson RoyalAnc v1p536, Watney WALLOP #78, Weis AR7 #114],
father:
[Ref: Burke Peerage p159]
Sources for death Information
date:
after 1 Sep 1297 [Ref: Richardson PA p82]
after 1263 [Ref: Paget HRHCharles p78, Watney WALLOP #78]
living 1 Sep 1297 [Ref: Richardson RoyalAnc v1p303]
nach 1.IX 1297 [Ref: ES III.4 #683]
Sources for burial Information
place:
[Ref: Richardson PA p82, Richardson RoyalAnc v1p303]
Sources with Information about marriage to Agnes De BEAUMONT
date:
[Ref: ES III.4 #683, ES III.4 #687, Richardson PA p82, Richardson RoyalAnc v1p303]
before Feb 1253 [Ref: Paget HRHCharles p78, Watney WALLOP #78],
names:
[Ref: Richardson RoyalAnc v1p538],
child:
[Ref: CP II p59(b), CP II p59, CP XII/2 p280, ES III.4 #684, Paget HRHCharles p78, Richardson PA p82, Richardson PA p83, Richardson RoyalAnc v1p303, Richardson RoyalAnc v1p305, Richardson RoyalAnc v1p306, Watney WALLOP #78, Weis AR7 #114]
Research Notes:
j.u. Vicount of Beaumont in Maine [Ref: CP II p59, Richardson PA p82, Richardson RoyalAnc v1p303]
Viscount of Beaumont in Maine [Ref: ES XIV #137, Paget HRHCharles p78, Richardson PA p155, Richardson RoyalAnc v1p536, Watney WALLOP #78, Weis AR7 #114]

Knt, seigneur of Beaumont-le-Vicomte (alias Beaumont-sur-Sarthe), Sainte-Suzanne, la Fleche, Fesnay, le Lude, etc [Ref: Richardson PA p82, Richardson RoyalAnc v1p303]

styled D'Acre [Ref: CP II p59]



Pedigree of Louis De BRIENNE, Viscount Of Beaumont In Main
                                     /-----Walter I Count Of Brienne
                            /-----Erard I Count Of Brienne
                           |        |                           /-----(Unk Son)
                           |        |                  /-----Milo Count
                           |        |         /-----Milo Count Of Tonnerre
                           |         \-----Estachia
                           |                  \-----Azcha
                   /-----Walter II Count Of Brienne
                  |        |                                    /-----Hildouin I Seigneur De Rameru
                  |        |                           /-----Hildouin II De Rameru
                  |        |                  /-----Hildouin III De Rameru, Count Of Montdidier And Roucy
                  |        |                 |         \-----Anonima
                  |        |         /-----Andre De Roucy, Lord Of Rameru
                  |        |        |        |                  /-----Giselbert Count Of Roucy
                  |        |        |        |         /-----Ebles I Count Of Rheims And Roucy
                  |        |        |        |        |         \-----(Unk Dau)
                  |        |        |         \-----Adele De Roucy
                  |        |        |                 |         /-----Regnier IV Count Of Hainault
                  |        |        |                  \-----Beatrix Of Hainault
                  |        |        |                           \-----Hedwig Of France
                  |         \-----Alix Of Rameru
                  |                  \-----Adele
          /-----Erard II Count Of Brienne
         |         \-----(Unk) Of Soissons
 /-----Jean De BRIENNE, King Of Jerusalem
|        |                                             /-----Cono Of Falco
|        |                                    /-----Richard I Of Montfaucon
|        |                           /-----Amadee Lord Of Montfaucon
|        |                  /-----Richard II Of Montfaucon
|        |                 |        |         /-----Ulrich Count Of Fenis, Count Of Neuenburg
|        |                 |         \-----(Unk) Of Neuenburg
|        |         /-----Amadeus Of Montfaucon, Count Of Montbeliard
|        |        |        |                                    /-----Richwin Count Of Scarpons
|        |        |        |                           /-----Louis Of Montbeliard, Count Of Bar
|        |        |        |                          |         \-----Hildegarde Of Egisheim
|        |        |        |                  /-----Thierry II Count Of Bar
|        |        |        |                 |        |         /-----Frederick II Count Of Bar, Duke Of Lorraine
|        |        |        |                 |         \-----Sophia Countess Of Bar
|        |        |        |                 |                  \-----Mathilde Of Swabia
|        |        |        |         /-----Thierry III Count Of Montpelgard
|        |        |        |        |        |                  /-----Raynald I Count Of Burgundy
|        |        |        |        |        |         /-----William I The Great Count Of Burgundy
|        |        |        |        |        |        |         \-----Alice Of Normandy
|        |        |        |        |         \-----Ermentrude Of Burgandy
|        |        |        |        |                 |         /-----Berengar Raimond I Count Of Barcelona
|        |        |        |        |                  \-----Stephanie Of Barcelona
|        |        |        |        |                           \-----Guisle Of Lluca
|        |        |         \-----Sophia Of Montbeliard
|         \-----Agnes De MONTFAUCON
|                 |                           /-----Etienne De Vaux, Seigneur Of Joinville
|                 |                  /-----Geoffrey Seigneur Of Joinville
|                 |                 |        |         /-----Engelbert Of Brienne
|                 |                 |         \-----(Unk Dau) Of Brienne
|                 |                 |                  \-----Adelaide Countess Of Joigny
|                 |         /-----Roger Of Joinville
|                 |        |        |         /-----Arnoul Count Of Reynel
|                 |        |         \-----Blanche Of Reynel
|                  \-----Beatrice Of Joinville
|                          |                                    /-----Guy I Of Vignory
|                          |                           /-----Roger De Vignory
|                          |                  /-----Guy II De Vignory
|                          |                 |         \-----Mathilde
|                          |         /-----Guy III Lord Of Vignory
|                          |        |         \-----Hildegarde
|                           \-----Audiarde Of Vignory
|                                   |                           /-----Robert II The Pious King Of France
|                                   |                  /-----Robert The Old Duke Of Burgundy
|                                   |                 |         \-----Constance Of Provence
|                                   |         /-----Henry Of Burgundy
|                                   |        |        |         /-----Dalmus I Of Semur En Auxois
|                                   |        |         \-----Helle Of Semur En Auxois
|                                   |        |                  \-----Aremburge De Vergy
|                                    \-----Beatrix Of Burgundy
|                                            |                  /-----Raimond Borrel Count Of Barcelona
|                                            |         /-----Berengar Raimond I Count Of Barcelona
|                                            |        |         \-----Ermisende
|                                             \-----(Unk) Of Barcelona
|                                                     |         /-----Sunifredo II Lord Of Lluca And Villanova
|                                                      \-----Guisle Of Lluca
|                                                               \-----Ermendinde Of Balsareny
Louis De BRIENNE, Viscount Of Beaumont In Main
|                                                               /-----Otto William Count Of Burgundy, Nevers, And Dijon
|                                                      /-----Raynald I Count Of Burgundy
|                                                     |         \-----Ermentrude Of Roucy
|                                             /-----William I The Great Count Of Burgundy
|                                            |        |         /-----Richard II The Good Duke Of Normandy
|                                            |         \-----Alice Of Normandy
|                                            |                  \-----Judith Of Brittany
|                                    /-----Raymond Of Burgandy, Count Of Castille
|                                   |        |                  /-----Raimond Borrel Count Of Barcelona
|                                   |        |         /-----Berengar Raimond I Count Of Barcelona
|                                   |        |        |         \-----Ermisende
|                                   |         \-----Stephanie Of Barcelona
|                                   |                 |         /-----Sunifredo II Lord Of Lluca And Villanova
|                                   |                  \-----Guisle Of Lluca
|                                   |                           \-----Ermendinde Of Balsareny
|                           /-----Alfonso VII King Of Castile And Leon
|                          |        |                           /-----Sancho Garcia III The Great King Of Castile, Navarre, And Aragon
|                          |        |                  /-----Ferdinand I King Of Castile And Leon
|                          |        |                 |         \-----Munia Elvira Of Castile
|                          |        |         /-----Alfonso VI King Of Castile And Leon
|                          |        |        |        |         /-----Alfonso V King Of Leon
|                          |        |        |         \-----Sancia Of Leon
|                          |        |        |                  \-----Elvira Menendez De GALICIA
|                          |         \-----Urraca Queen Of Castile And Leon
|                          |                 |                  /-----Robert II The Pious King Of France
|                          |                 |         /-----Robert The Old Duke Of Burgundy
|                          |                 |        |         \-----Constance Of Provence
|                          |                  \-----Constance Of Burgandy
|                          |                          |         /-----Dalmus I Of Semur En Auxois
|                          |                           \-----Helle Of Semur En Auxois
|                          |                                    \-----Aremburge De Vergy
|                  /-----Fernando II King Of Leon
|                 |        |                                    /-----Berengar Raimond I Count Of Barcelona
|                 |        |                           /-----Raymond Berenger I Count Of Barcelona
|                 |        |                          |         \-----Sancha Sanchez Of Castille
|                 |        |                  /-----Raymond Berenger II Count Of Barcelona
|                 |        |                 |        |         /-----Bernard I Count Of La Marche
|                 |        |                 |         \-----Adelmode De La Marche
|                 |        |                 |                  \-----Amelia De Rasez
|                 |        |         /-----Raymond Berenger III Count Of Barcelona
|                 |        |        |        |                  /-----Tancred Seigneur De Hauteville
|                 |        |        |        |         /-----Robert Guiscard Count Of Apulia And Of Calabr
|                 |        |        |        |        |         \-----Fredesina Of Normandy
|                 |        |        |         \-----Matilda De APULIA
|                 |        |        |                 |         /-----Gaimar IV Prince Of Salerno
|                 |        |        |                  \-----Sikelgaita Of Salerno
|                 |        |        |                           \-----Gemma
|                 |         \-----Berenguela Of Barcelona
|                 |                 |                           /-----Richard II Count Of Aymillan And Gavaldan
|                 |                 |                  /-----Berenguer II Vicount Of Girvauddium
|                 |                 |                 |         \-----Rixenda Of Narbone
|                 |                 |         /-----Gilbert De CARLAT, Vicomte De Carlat
|                 |                 |        |        |         /-----Gilbert II De CARLAT, Count Of Carlat
|                 |                 |        |         \-----Adela De CARLAT
|                 |                 |        |                  \-----Nobilia Of Lodeve
|                 |                  \-----Aldonza De CARLAT
|                 |                          |                  /-----William II Count Of Aries And Provence
|                 |                          |         /-----Geoffrey Count Of Provence
|                 |                          |        |         \-----Gerberga Of Burgundy
|                 |                           \-----Gerberga Countess Of Provence
|                 |                                   |         /-----Guillermo II De MARSELLA, Vicount Of Marsella
|                 |                                    \-----Stephanie De MARSELLA, Countess Of Provence
|                 |                                             \-----Estefania De RIANS
|         /-----Alfonso IX King Of Leon
|        |        |                                             /-----Robert II The Pious King Of France
|        |        |                                    /-----Robert The Old Duke Of Burgundy
|        |        |                                   |         \-----Constance Of Provence
|        |        |                           /-----Henry Of Burgundy
|        |        |                          |        |         /-----Dalmus I Of Semur En Auxois
|        |        |                          |         \-----Helle Of Semur En Auxois
|        |        |                          |                  \-----Aremburge De Vergy
|        |        |                  /-----Henry I Count Of Portugal
|        |        |                 |        |                  /-----Raimond Borrel Count Of Barcelona
|        |        |                 |        |         /-----Berengar Raimond I Count Of Barcelona
|        |        |                 |        |        |         \-----Ermisende
|        |        |                 |         \-----(Unk) Of Barcelona
|        |        |                 |                 |         /-----Sunifredo II Lord Of Lluca And Villanova
|        |        |                 |                  \-----Guisle Of Lluca
|        |        |                 |                           \-----Ermendinde Of Balsareny
|        |        |         /-----Alfonso Henriques I King Of Portugal
|        |        |        |        |                           /-----Sancho Garcia III The Great King Of Castile, Navarre, And Aragon
|        |        |        |        |                  /-----Ferdinand I King Of Castile And Leon
|        |        |        |        |                 |         \-----Munia Elvira Of Castile
|        |        |        |        |         /-----Alfonso VI King Of Castile And Leon
|        |        |        |        |        |        |         /-----Alfonso V King Of Leon
|        |        |        |        |        |         \-----Sancia Of Leon
|        |        |        |        |        |                  \-----Elvira Menendez De GALICIA
|        |        |        |         \-----Theresa Of Castile
|        |        |        |                 |                  /-----Gonzalo Garces Of Castile
|        |        |        |                 |         /-----Muno Gonzales
|        |        |        |                 |        |         \-----(Unk) Munoz Of Samiedo
|        |        |        |                  \-----Ximene MUNOS
|        |         \-----Urraca Of Portugal
|        |                 |                                    /-----Otto Count Of Savoy, Marquess Of Turin
|        |                 |                           /-----Amadeus II Count Of Savoy
|        |                 |                          |         \-----Adelaide Markgrafin Of Susa
|        |                 |                  /-----Humbert II Count Of Maurienne And Savoy
|        |                 |                 |         \-----Adelaide
|        |                 |         /-----Amadeus III Count Of Savoy, Marquess Of Turin
|        |                 |        |        |                  /-----Raynald I Count Of Burgundy
|        |                 |        |        |         /-----William I The Great Count Of Burgundy
|        |                 |        |        |        |         \-----Alice Of Normandy
|        |                 |        |         \-----Gisele Of Burgundy
|        |                 |        |                 |         /-----Berengar Raimond I Count Of Barcelona
|        |                 |        |                  \-----Stephanie Of Barcelona
|        |                 |        |                           \-----Guisle Of Lluca
|        |                  \-----Maud Of Savoy
|        |                          |                           /-----Guigues VII Count Of Grenoble And Albon
|        |                          |                  /-----Guigues Count Of Albon
|        |                          |                 |         \-----Adelais
|        |                          |         /-----Guigues VIII Count Of Grenoble And Albon
|        |                          |        |         \-----Petronille
|        |                           \-----Matilda Of Grenoble
|        |                                   |                  /-----Tancred Seigneur De Hauteville
|        |                                   |         /-----Roger I De Hauteville, Count Of Sicily
|        |                                   |        |         \-----Fredesina Of Normandy
|        |                                    \-----Matilda
|        |                                            |         /-----Manfredo Markgraf Of Savona
|        |                                             \-----Adeliade Of Savona
 \-----Berengaria Of Leon
         |                                                      /-----Raynald I Count Of Burgundy
         |                                             /-----William I The Great Count Of Burgundy
         |                                            |         \-----Alice Of Normandy
         |                                    /-----Raymond Of Burgandy, Count Of Castille
         |                                   |        |         /-----Berengar Raimond I Count Of Barcelona
         |                                   |         \-----Stephanie Of Barcelona
         |                                   |                  \-----Guisle Of Lluca
         |                           /-----Alfonso VII King Of Castile And Leon
         |                          |        |                  /-----Ferdinand I King Of Castile And Leon
         |                          |        |         /-----Alfonso VI King Of Castile And Leon
         |                          |        |        |         \-----Sancia Of Leon
         |                          |         \-----Urraca Queen Of Castile And Leon
         |                          |                 |         /-----Robert The Old Duke Of Burgundy
         |                          |                  \-----Constance Of Burgandy
         |                          |                           \-----Helle Of Semur En Auxois
         |                  /-----Sancho III King Of Castile
         |                 |        |                           /-----Raymond Berenger I Count Of Barcelona
         |                 |        |                  /-----Raymond Berenger II Count Of Barcelona
         |                 |        |                 |         \-----Adelmode De La Marche
         |                 |        |         /-----Raymond Berenger III Count Of Barcelona
         |                 |        |        |        |         /-----Robert Guiscard Count Of Apulia And Of Calabr
         |                 |        |        |         \-----Matilda De APULIA
         |                 |        |        |                  \-----Sikelgaita Of Salerno
         |                 |         \-----Berenguela Of Barcelona
         |                 |                 |                  /-----Berenguer II Vicount Of Girvauddium
         |                 |                 |         /-----Gilbert De CARLAT, Vicomte De Carlat
         |                 |                 |        |         \-----Adela De CARLAT
         |                 |                  \-----Aldonza De CARLAT
         |                 |                          |         /-----Geoffrey Count Of Provence
         |                 |                           \-----Gerberga Countess Of Provence
         |                 |                                    \-----Stephanie De MARSELLA, Countess Of Provence
         |         /-----Alfonso VIII The Good King Of Castile
         |        |        |                                    /-----Garcia IV King Of Navarre
         |        |        |                           /-----Sancho Garces Lord Of Uncastillo And Sanguesa
         |        |        |                  /-----Ramirez II Lord Of Urroz And Moncon
         |        |        |                 |        |         /-----Sancho Forton Seigneur De Maranon
         |        |        |                 |         \-----Constanza Of Maranou
         |        |        |         /-----Garcia V King Of Navarre
         |        |        |        |        |                  /-----Diego Lainez Senor De Vivar
         |        |        |        |        |         /-----Roderigo Diaz De VIVAR, Del CID
         |        |        |        |        |        |         \-----(Unk Dau)
         |        |        |        |         \-----Christine
         |        |        |        |                 |         /-----Diego Fernandez, Count Of Orviedo
         |        |        |        |                  \-----Dona Jimma Diaz
         |        |        |        |                           \-----Christina
         |        |         \-----Blanche Of Navarre
         |        |                 |                           /-----Engenulf Seigneur De L'Aigle
         |        |                 |                  /-----Richard De AQUILA
         |        |                 |                 |         \-----Richvaride
         |        |                 |         /-----Gilbert De L'AIGLE, Baron Of Pevensey
         |        |                 |        |        |         /-----Richard Le Goz, Vicomte D'Avranches
         |        |                 |        |         \-----Judith Le GOZ
         |        |                 |        |                  \-----Emma
         |        |                  \-----Marguerite Of Perche
         |        |                          |                  /-----Routrou I Vicount Of Chateaudun, Count Of Mortagne
         |        |                          |         /-----Geoffrey II De Perche, Count Of Perche
         |        |                          |        |         \-----Adeline Of Belleme
         |        |                           \-----Juliana Of Perch And Montagne
         |        |                                   |         /-----Hildouin III De Rameru, Count Of Montdidier And Roucy
         |        |                                    \-----Beatrix De Montdidier
         |        |                                             \-----Adele De Roucy
          \-----Berengaria Of Castile
                  |                                             /-----Geoffrey Ferreol Count Of The Gatinais
                  |                                    /-----Fulk IV Rechin Count Of Anjou
                  |                                   |         \-----Ermengarde Of Anjou
                  |                           /-----Fulk V The Young Count Of Anjou, King Of Jerusalem
                  |                          |        |         /-----Simon I De MONTFORT, Seigneur Of Montfort L'Amau
                  |                          |         \-----Bertrade De MONTFORT
                  |                          |                  \-----Agnes Of Evereux
                  |                  /-----Geoffrey Plantagenet Count Of Anjou, Duke Of Normandy
                  |                 |        |                  /-----John De BAUGENCY, Seigneur De La Fleche
                  |                 |        |         /-----Helias Count Of Maine
                  |                 |        |        |         \-----Paula Of Maine
                  |                 |         \-----Erembourg Of Maine
                  |                 |                 |         /-----Gervase Seigneur De Chateau-Du-Loir
                  |                 |                  \-----Matilda De Chateau-Du-Loir
                  |                 |                           \-----Aremburge
                  |         /-----Henry II Curt Mantel PLANTAGENET, King Of England
                  |        |        |                           /-----Robert I The Devil Duke Of Normandy
                  |        |        |                  /-----William The Conqueror King Of England
                  |        |        |                 |         \-----Herleve Of Falaise
                  |        |        |         /-----Henry I Beauclerc King Of England
                  |        |        |        |        |         /-----Baldwin V Count Of Flanders
                  |        |        |        |         \-----Maud Of Flanders
                  |        |        |        |                  \-----Adelaide Of France
                  |        |         \-----Matilda
                  |        |                 |                  /-----Donnchad (Duncan I) Mac CRINAN, King Of Scots
                  |        |                 |         /-----Mael Coluim Ceann Moir (Malcolm III) Canmore Mac DONNCHAD, King Of Scots
                  |        |                 |        |         \-----Sibylia Of Northumbria
                  |        |                  \-----Matilda Of Scotland
                  |        |                          |         /-----Edward Athling The Exile
                  |        |                           \-----Saint Margaret Of Scotland
                  |        |                                    \-----Agatha
                   \-----Eleanor Of England
                           |                                    /-----William III Count Of Poitou, Duke Of Aquitaine
                           |                           /-----William VI Geoffrey Count Of Poitou
                           |                          |         \-----Agnes Of Burgundy
                           |                  /-----William VII Count Of Poitou, IX Duke Of Aquitain
                           |                 |        |         /-----Robert The Old Duke Of Burgundy
                           |                 |         \-----Hildegarde Of Burgundy
                           |                 |                  \-----Ermengarde Of Anjou
                           |         /-----William VIII Count Of Poitou, Duke Of Aquitaine
                           |        |        |                  /-----Pons Count Of Toulouse
                           |        |        |         /-----William IV Count Of Toulouse
                           |        |        |        |         \-----Adelmode De La Marche
                           |        |         \-----Maud Of Toulouse
                           |        |                 |         /-----Robert De Mortain, Count Of Mortain In Avranchi
                           |        |                  \-----Emma De MORTAIN
                           |        |                           \-----Maud De Montgomery
                            \-----Eleanor Duchess Of Aquitaine
                                    |                           /-----Hugh De La ROCUEFOUCAUD, Vicount Of Chateller
                                    |                  /-----Boso II Vicount De Chastellerault
                                    |                 |         \-----Gergerga
                                    |         /-----Aimery I Vicount De Chatellerault
                                    |        |        |         /-----Aimery IV De THOUARS, Vicomte De Thouars
                                    |        |         \-----Eleanor De THOUARS
                                    |        |                  \-----Aurengarge De MAULEON
                                     \-----Eleanor De CHASTELLERAULT
                                             |                  /-----Archembaud Borel Sire De Isle-Bouchard
                                             |         /-----Barthelemy Sire De Isle Bouchard
                                             |        |         \-----Agnes
                                              \-----Dangerose
                                                       \-----Gerberga



Descendants of Louis De BRIENNE, Viscount Of Beaumont In Main
1. Louis De BRIENNE, Viscount Of Beaumont In Main m. Agnes De BEAUMONT
m. Agnes De BEAUMONT father: Raoul De BEAUMONT, Vicomte of Beaumont mother: Agnes

2nd generation

2. Jean De BRIENNE, Viscount Of Beaumont In Main m1. Jeanne Of Guerche m2. Marie Berthout
m. Jeanne Of Guerche father: Geoffroy Seigneur De La Guerche mother: Emma Of Chateaugontier
m. Marie Berthout father: Walter VII Lord Of Mecheln mother: Marie Of Auvergne
3. Henry De BEAUMONT, Earl Of Buchan m. Alice COMYN
m. Alice COMYN father: Sir Alexander COMYN mother: Joanna LATIMER
7. Marie De BRIENNE m. Henry III Of Avaugour, Sn De Mayenne
m. Henry III Of Avaugour, Sn De Mayenne father: Alan Of Avaugour, Sn De Mayenne mother: Clemence
9. Jeanne Of Beaumont m. Guy VIII Lord Of Vitre And Laval
m. Guy VIII Lord Of Vitre And Laval father: Guy VII Lord Of Laval mother: Philippa Of Vitre

3rd generation

11. Robert De BRIENNE, Viscount Of Beaumont In Main m. Marie De Craon
m. Marie De Craon father: Maurice Of Craon, Sire De Craon And Sable mother: Mathilde Of Mecheln
12. John De BEAUMONT, Lord Beaumont, Earl Of Buch m. Eleanor PLANTAGENET
m. Eleanor PLANTAGENET father: Henry PLANTAGENET, Earl Of Lancaster mother: Maud CHAWORTH
17. Catherine De BEAUMONT m. David STRATHBOGIE, Earl Of Atholl, Lord Strath
m. David STRATHBOGIE, Earl Of Atholl, Lord Strath father: David STRATHBOGIE, Earl Of Atholl mother: Joan COMYN
18. Isabel BEAUMONT m. Henry PLANTGENET, K.G., Duke of Lancaster
m. Henry PLANTGENET, K.G., Duke of Lancaster father: Henry PLANTAGENET, Earl Of Lancaster mother: Maud CHAWORTH
20. Joan BEAUMONT m. Sir Fulk FITZWARIN, Lord Fitzwarin
m. Sir Fulk FITZWARIN, Lord Fitzwarin father: Fulk FITZWARIN, Lord Fitzwarin mother: Alianore De BEAUCHAMP
33. Andre Chatelain Of Love, Lord Of Chatillon-En- m. Eustachie Of Baucay
m. Eustachie Of Baucay father: Hugues Of Baucay mother: Alix Of Chatillon

4th generation

34. Jean De BRIENNE, Viscount Of Beaumont In Main m1. Isabeau Of Harcourt m2. Marguerite De Poitiers
m. Isabeau Of Harcourt father: Jean III Sire De Harcourt mother: Alix Of Brabant
m. Marguerite De Poitiers
35. Henry BEAUMONT, Lord Beaumont m. Margaret De VERE
m. Margaret De VERE father: John De VERE, Earl Of Oxford mother: Maud De BADLESMERE
37. David STRATHBOGIE, Earl Of Atholl, Lord Strath m. Elizabeth DeFERRERS
m. Elizabeth DeFERRERS father: Henry De FERRERS, Lord Ferrers Of Groby mother: Isabel De VERDUN
40. Blanche Of Lancaster m1. John De SEGRAVE m2. John Of Gaunt K.G., Duke of Lancaster
m. John De SEGRAVE father: John SEGRAVE, Lord Segrave mother: Margaret PLANTAGENET, Dutchess Of Norfolk
m. John Of Gaunt K.G., Duke of Lancaster father: Edward III King Of England mother: Philippa Of Hainault
41. Sir Fulk FITZWARIN, Lord Fitzwarin m. Margaret AUDLEY
m. Margaret AUDLEY father: Sir James De AUDLEY, Lord Audley mother: Isabel Le STRANGE
43. Jean Lord Of Chatilion Aubigne And Olivet m. Isabelle Of Tinteniac
m. Isabelle Of Tinteniac father: Jean Of Tinteniac mother: Jeanne Of Dol

5th generation

44. Marie Of Beaumont m. Guillaume De Chamaillard
m. Guillaume De Chamaillard father: Guillaume I Chamailliard, Seigneur of Anthenaise
45. John BEAUMONT, K.G., Lord Beaumont m. Catherine EVERINGHAM
m. Catherine EVERINGHAM father: Thomas EVERINGHAM
49. Eleanor BEAUMONT m. Richard De MOLEYNS
m. Richard De MOLEYNS father: Sir William De MOLEYNS mother: Margery BACOUN
50. Elizabeth STRATHBOGIE m1. Sir Thomas PERCY m2. Sir John SCROPE m3. Robert THORLEY
m. Sir Thomas PERCY father: Henry De PERCY, K.G., Earl Of Northumberland mother: Margaret De NEVILLE
m. Sir John SCROPE father: Sir Henry Le SCROPE, Lord Scrope Of Masham mother: Joan
m. Robert THORLEY
51. Philippe STRATHBOGIE m1. Sir Ralph PERCY m2. John HALSHAM
m. Sir Ralph PERCY father: Henry De PERCY, K.G., Earl Of Northumberland mother: Margaret De NEVILLE
m. John HALSHAM father: Robert HALSHAM
52. Philippa PLANTAGENET m. John I King Of Portugal
m. John I King Of Portugal father: Peter I King Of Portugal mother: Theresa Gille Lourengo
54. Elizabeth Of Lancaster m1. John HASTINGS, Earl Of Pembroke m2. Sir John De HOLAND, K.G., Duke Of Exeter m3. Sir John CORNWALL, K.G., Lord Fanhope
m. John HASTINGS, Earl Of Pembroke father: John De HASTINGS, K.G., Earl of Pembroke mother: Anne De MAUNY, Baroness Mauny
m. Sir John De HOLAND, K.G., Duke Of Exeter father: Sir Thomas De HOLAND, K.G., Earl Of Kent mother: Joan PLANTAGENET, Fair Maid Of Kent, Countess
m. Sir John CORNWALL, K.G., Lord Fanhope father: Sir John CORNWALL mother: (Unk Neice)
57. Henry IV King Of England m1. Mary De BOHUN m2. Joan Of Navarre m3.
m. Mary De BOHUN father: Humphrey IX De BOHUN, K.G., Earl Of Hereford mother: Joan FITZALAN
m. Joan Of Navarre father: Charles II King Of Navarre, Count Of Evereux mother: Joan Of France
59. Sir Fulk FITZWARIN, Lord Fitzwarin m. Elizabeth COGAN
m. Elizabeth COGAN father: Sir William COGAN mother: Isabel LORING
60. Jeanne Of Laval m1. Bertrand De GUESCLIN m2. Jean Guy XII Lord Of Laval
m. Bertrand De GUESCLIN
m. Jean Guy XII Lord Of Laval father: Guy X Lord Of Vitre And Laval mother: Beatrix Dame De Hede