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Marriage: Children:
  1. Constance Countess Of Brittany Birth: Abt 1161 Death: 4 Sep 1201 in Nantes

Bibliography
  1. Beltz, George Frederick, Memorials of the most noble Order of the Garter. London: Pickering, 1841. Available at http://archive.org/details/memorialsofmostn00beltuoft Information from this source tagged as [Ref: Beltz KnightsofGarter p[0-9]*].
  2. 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]*].
  3. Previte-Orton, C. W., The Shorter Cambridge Medieval History, Cambridge: University Press, 1952. Reprinted with corrections 1960. Available at (part 1) http://archive.org/details/in.ernet.dli.2015.149173 and (part 2) http://archive.org/details/in.ernet.dli.2015.149602. Information from this source tagged as [Ref: CMH p[0-9]*].
  4. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 03 Canonteigh-Cutts. London: St Catherine Press, 1913. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Vol 3 also available at http://archive.org/completepeerageo03coka Information from this source tagged as [Ref: CP III [Ap][p0-9].*].
  5. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 05 E-Goojerat. London: St Catherine Press, 1926. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP V [Ap][p0-9].*].
  6. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 06 Gordon-Huntley. London: St Catherine Press, 1926. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP VI [Ap][p0-9].*].
  7. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 10, Oakham-Richmond. London: St Catherine Press, 1945. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP X [Ap][p0-9].*].
  8. Clutterbuck, Robert, History and Antiquities of the County of Hertford, London: Nichols, Son, and Bentley, 1815-27, v1-3. Available at https://familysearch.org/search/catalog/188626. Information from this source tagged as [Ref: Clutterbuck Hertford v[1-3]p[0-9]*].
  9. Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. II: Die Ausserdeutschen Staaten Die Regierenden Hauser der Ubrigen Staaten Europas. Marburg: Verlag von J. A. Stargardt, 1984. Information from this source tagged as [Ref: ES II #[0-9]*].
  10. Faris, David, Plantagenet ancestry of seventeenth century colonists: the descent from the later Plantagenet Kings of England, Henry III, Edward I, Edward II, and Edward III, of emigrants from England and Wales to the North American colonies before 1701, second edition. Boston: New England Historical Genealogical Society, 1999. NYPL APR (New England) 01-1513. Information from this source tagged as [Ref: Faris PA2 p[0-9ivxc]*].
  11. Farnham, George F, Leicestershire Medieval Pedigrees. Leicester: Thornley, 1925. Available at https://familysearch.org/search/film/007941560 images 458-633. Information from this source tagged as [Ref: Farnham Pedigrees p[0-9]*].
  12. Foss, Edward, Biographia Juridica, Biographical Dictionary of the Judges of England, London: John Murray, 1870. Available at https://books.google.com/books?id=O0oBAAAAQAAJ Information from this source tagged as [Ref: Foss Judges p[0-9]*].
  13. Keats-Rohan, K.S.B., Domesday Descendants, A Prosopography of Persons Occurring in English Documents 1066-1166. Vol II: Pipe Rolls to Cartae Baronum. Bury St Edmunds, Suffolk: Boydell Press, 2002. NYPL ARF 03-4178 vol 2. Corrections at http://users.ox.ac.uk/~prosop/domesday-descendants-corrigenda.pdf Information from this source tagged as [Ref: Keats-Rohan DD p[0-9]*].
  14. Louda, Jiri, and Michael MacLagan, Heraldry of The Royal Families of Europe. New York: Clarkson Potter, 1981. Morris County Library 929.6094. Information from this source tagged as [Ref: Louda RoyalFamEurope #[0-9]*].
  15. 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]*].
  16. 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]*].
  17. 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]*].
  18. 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 v2p[0-9]*].
  19. 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]*].
  20. Paul, Sir James Balfour, Scots Peerage: founded on Wood's edition of Sir Robert Douglas's peerage of Scotland; containing an historical and genealogical account of the nobility of that Kingdom. Edinburgh: David Douglas, 1904. NYPL ARO (Scots Peerage) (too fragile to copy). Available at https://familysearch.org/search/catalog/216265. Information from this source tagged as [Ref: SP I p[0-9]*].
  21. 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]*].
  22. Tapsell, R. F., Monarchs, Rulers, Dynasties and Kingdoms of the World. New York: Facts on File Publications, 1983. Information from this source tagged as [Ref: Tapsell Dynasties p[0-9]*].
  23. 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]*].
  24. 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:
(1138) [Ref: ES II #75 (as replaced in III.1)]
abt 1138 (under age in 1150) [Ref: Richardson RoyalAnc v1p542]
minor in 1146 [Ref: Keats-Rohan DD p236],
parents:
[Ref: Beltz KnightsofGarter p196, CP V p397, CP X p780, CP X p791, Clutterbuck Hertford v2p85, ES II #75 (as replaced in III.1), Keats-Rohan DD p236, Keats-Rohan DD p237, Keats-Rohan DD p244, Richardson RoyalAnc v1p541, Watney WALLOP #155, Weis AR7 #119],
father:
[Ref: Sanders Baronies p140]
Sources with Inaccurate birth and parent Information
father:
Conan III Duke of Brittany (#11537) [Ref: Tapsell Dynasties p203]
Sources for death Information
date:
[Ref: Burke Peerage cclxxxvii, CP V p397]
1170 [Ref: Tapsell Dynasties p203]
1171 [Ref: Keats-Rohan DD p236, Keats-Rohan DD p237, Keats-Rohan DD p246, Keats-Rohan DD p946, Louda RoyalFamEurope #12, Sanders Baronies p140, Weis AR7 #96]
20 Feb 1171 [Ref: CP X p780, CP X p793, Paget HRHCharles p157, Richardson RoyalAnc v1p404, Richardson RoyalAnc v1p542, Watney WALLOP #155, Watney WALLOP #886, Weis AR7 #119]
20.II 1171 [Ref: ES II #75 (as replaced in III.1), ES II #90]
Sources for burial Information
place:
[Ref: CP V p397]
Sources with Information about marriage to Margaret Of Huntingdon
date:
[Ref: Burke Peerage cclxxxvii, CP X p780, CP X p793, ES II #75 (as replaced in III.1), ES II #90, Keats-Rohan DD p237, Keats-Rohan DD p246, Keats-Rohan DD p946, Louda RoyalFamEurope #12, Paget HRHCharles p157, Richardson RoyalAnc v1p542, SP I p4, Watney WALLOP #155, Watney WALLOP #886, Weis AR7 #119, Weis AR7 #96]
first marriage of Margaret [Ref: CP VI p457, Richardson RoyalAnc v1p404, Richardson RoyalAnc v4p583],
place:
[Ref: Richardson RoyalAnc v1p542],
names:
[Ref: Sanders Baronies p140(6), Watney WALLOP #116],
child:
[Ref: Beltz KnightsofGarter p196, Burke Peerage cclxxxvii, CP III p168 (with corr in XIV p171), CP X p780, CP X p794, Clutterbuck Hertford v2p85, ES II #75 (as replaced in III.1), Faris PA2 p279, Keats-Rohan DD p237, Keats-Rohan DD p246, Paget HRHCharles p14, Richardson PA p6, Richardson RoyalAnc v1p542, Richardson RoyalAnc v2p152, Watney WALLOP #155, Weis AR7 #96]
Research Notes:
Duke of Brittany [Ref: Richardson RoyalAnc v1p541, Richardson RoyalAnc v4p583, SP I p4, Tapsell Dynasties p203, Weis AR7 #119, Weis AR7 #96]
Duke or Count of Brittany [Ref: CP V p397]
2nd Earl of Richmond, of Earldom cr 1136 [Ref: CP X p791]
Earl of Richmond [Ref: CP V p397, Richardson RoyalAnc v1p541, Richardson RoyalAnc v4p583, SP I p4, Weis AR7 #119, Weis AR7 #96]

heir of his father [Ref: CP X p791, Richardson RoyalAnc v1p542]

inherited Barony of Richmond from father [Ref: Sanders Baronies p140]

1156: succeeded his mother as duke of Brittany after he successfully expelled his stepfather Eudo de Porhoet [Ref: Keats-Rohan DD p237]

1156-1170: Duke of Brittany [Ref: Tapsell Dynasties p203]

1166: forced to surrender the duchy to Henry II, having affianced his daughter Constance to the king's son Geoffrey when both were infants [Ref: Keats-Rohan DD p237]

1167: scutage paid on abt 175-6 knights' fees for Barony of Richmond [Ref: Sanders Baronies p140(6)]



Pedigree of Conan IV Le Petit Duke Of Brittany
                                                                /-----Adam I The Great Count Of Nantes And Vannes, Duke Of Brit
                                                       /-----Paskurtan Count Of Rennes
                                                      |         \-----Oreguen
                                              /-----Judhael Count Of Rennes
                                             |        |         /-----Berenger Count Of Rennes
                                             |         \-----(Unk Dau) Heiress Of Rennes
                                     /-----Conan I Duke Of Brittany
                                    |         \-----Gerberge
                            /-----Geoffrey Duke Of Brittany
                           |        |                           /-----Fulk Le Roux Count Of Anjou
                           |        |                  /-----Fulk II The Good Count Of Anjou
                           |        |                 |         \-----Roscilla
                           |        |         /-----Geoffrey I Grisgonelle Count Of Anjou
                           |        |        |        |         /-----Gausfred Count Of Nevers
                           |        |        |         \-----Gerberga Of Nevers
                           |        |        |                  \-----Aba
                           |         \-----Ermengarde Of Anjou
                           |                 |                  /-----Herbert II Count Of Vermandois
                           |                 |         /-----Robert Count Of Troyes
                           |                 |        |         \-----Hildebrante/Liegarde/Adela
                           |                  \-----Adele Of Troyes
                           |                          |         /-----Giselbert Duke Of Burgandy
                           |                           \-----Adelaide Of Burgundy
                           |                                    \-----Ermengarde Of Burgandy
                   /-----Eudes I Count Of Brittany
                  |        |                                    /-----Ketil
                  |        |                           /-----Hrolfr (Rollo) Duke Of Normandy
                  |        |                  /-----William Longspee Duke Of Normandy
                  |        |                 |        |         /-----Berenger Count Of Bayeux
                  |        |                 |         \-----Poppa
                  |        |                 |                  \-----(Unk Dau)
                  |        |         /-----Richard I The Fearless Duke Of Normandy
                  |        |        |         \-----Espriota
                  |         \-----Hawise Of Normandy
                  |                 |         /-----(Unk) Forquelar Of Cirques
                  |                  \-----Gunnora
          /-----Stephen Count Of Brittany
         |        |                           /-----Budic Count Of Cornuaille
         |        |                  /-----Benoit Count Of Cornuaille
         |        |         /-----Alain Cagnairt Count Of Cornuaille
         |        |        |         \-----Guinodeon
         |         \-----Agnes Of Cornuaille
         |                 |                                    /-----Matuedoi Count Of Poher
         |                 |                           /-----Alain II Barbe Torte Count Of Nantes
         |                 |                          |         \-----(Unk Dau)
         |                 |                  /-----Hoel Count Of Nantes
         |                 |         /-----Judicael Count Of Nantes
         |                  \-----Judith Of Nantes
         |                           \-----Melisende
 /-----Alan The Black Earl Of Richmond
|         \-----Hawise Of Guincamp
Conan IV Le Petit Duke Of Brittany
|                                                      /-----Budic Count Of Cornuaille
|                                             /-----Benoit Count Of Cornuaille
|                                    /-----Alain Cagnairt Count Of Cornuaille
|                                   |         \-----Guinodeon
|                           /-----Hoel Count Of Cornouille
|                          |        |                           /-----Alain II Barbe Torte Count Of Nantes
|                          |        |                  /-----Hoel Count Of Nantes
|                          |        |         /-----Judicael Count Of Nantes
|                          |         \-----Judith Of Nantes
|                          |                  \-----Melisende
|                  /-----Alan IV Fergent Duke Of Brittany
|                 |        |                                    /-----Judhael Count Of Rennes
|                 |        |                           /-----Conan I Duke Of Brittany
|                 |        |                          |         \-----Gerberge
|                 |        |                  /-----Geoffrey Duke Of Brittany
|                 |        |                 |        |         /-----Geoffrey I Grisgonelle Count Of Anjou
|                 |        |                 |         \-----Ermengarde Of Anjou
|                 |        |                 |                  \-----Adele Of Troyes
|                 |        |         /-----Alan III Duke Of Brittany
|                 |        |        |        |                  /-----William Longspee Duke Of Normandy
|                 |        |        |        |         /-----Richard I The Fearless Duke Of Normandy
|                 |        |        |        |        |         \-----Espriota
|                 |        |        |         \-----Hawise Of Normandy
|                 |        |        |                 |         /-----(Unk) Forquelar Of Cirques
|                 |        |        |                  \-----Gunnora
|                 |         \-----Hawise Of Brittany
|                 |                 |                           /-----Theobald I Le Tricheur Count Of Blois
|                 |                 |                  /-----Eudes I Count Of Blois
|                 |                 |                 |         \-----Luitgarde De Vermandois
|                 |                 |         /-----Eudes II Count Of Blois
|                 |                 |        |        |         /-----Conrad The Peaceful King Of Burgundy
|                 |                 |        |         \-----Bertha Of Burgandy
|                 |                 |        |                  \-----Matilda Of France
|                 |                  \-----Bertha Of Blois
|                 |                          |                  /-----William V Count Of Auvergne
|                 |                          |         /-----Robert I Count Of Auvergne
|                 |                          |        |         \-----Umberge
|                 |                           \-----Ermengarde Of Auvergne
|                 |                                   |         /-----Stephen De Brioude
|                 |                                    \-----Ermengarde
|                 |                                             \-----Adelaide (Blanch) Of Anjou
|         /-----Conan III Le Gros Duke Of Brittany
|        |        |                                             /-----Gausfred Vicount Of Chateaudun
|        |        |                                    /-----Fulk Count Of Perche
|        |        |                                   |         \-----Hildegarde Of Perche
|        |        |                           /-----Hugo Of Perch
|        |        |                          |        |         /-----Rotrou Seigneur Of Nogent-An-Rotrou
|        |        |                          |         \-----Melisende
|        |        |                  /-----Geoffrey Ferreol Count Of The Gatinais
|        |        |                 |        |                  /-----Lutaud Count Of Macon
|        |        |                 |        |         /-----Aubri Count Of Macon
|        |        |                 |        |        |         \-----Ermengarde Of Chalon
|        |        |                 |         \-----Beatrix Of Macon
|        |        |                 |                 |         /-----Geoffrey Vicount Of Orleans
|        |        |                 |                  \-----(Unk)
|        |        |                 |                           \-----(Unk Dau) Of Sens
|        |        |         /-----Fulk IV Rechin Count Of Anjou
|        |        |        |        |                           /-----Fulk II The Good Count Of Anjou
|        |        |        |        |                  /-----Geoffrey I Grisgonelle Count Of Anjou
|        |        |        |        |                 |         \-----Gerberga Of Nevers
|        |        |        |        |         /-----Fulk III The Black Count Of Anjou
|        |        |        |        |        |        |         /-----Robert Count Of Troyes
|        |        |        |        |        |         \-----Adele Of Troyes
|        |        |        |        |        |                  \-----Adelaide Of Burgundy
|        |        |        |         \-----Ermengarde Of Anjou
|        |        |        |                  \-----Hildegarde Of Metz
|        |         \-----Ermengard Of Anjou
|        |                 |                           /-----Landry Sire de Baugency
|        |                 |                  /-----Lancellin I Sire De Baugency In Orleanais
|        |                 |         /-----Lanzelin II Seigneur De Baugency
|        |                  \-----Hildegarde De BAUGENCY
|        |                           \-----Alberga
 \-----Bertha Of Brittany
         |                                                      /-----William Longspee Duke Of Normandy
         |                                             /-----Richard I The Fearless Duke Of Normandy
         |                                            |         \-----Espriota
         |                                    /-----Richard II The Good Duke Of Normandy
         |                                   |        |         /-----(Unk) Forquelar Of Cirques
         |                                   |         \-----Gunnora
         |                           /-----Robert I The Devil Duke Of Normandy
         |                          |        |                  /-----Judhael Count Of Rennes
         |                          |        |         /-----Conan I Duke Of Brittany
         |                          |        |        |         \-----Gerberge
         |                          |         \-----Judith Of Brittany
         |                          |                 |         /-----Geoffrey I Grisgonelle Count Of Anjou
         |                          |                  \-----Ermengarde Of Anjou
         |                          |                           \-----Adele Of Troyes
         |                  /-----William The Conqueror King Of England
         |                 |        |         /-----Fulbert Of Falaise
         |                 |         \-----Herleve Of Falaise
         |                 |                  \-----Duxia
         |         /-----Henry I Beauclerc King Of England
         |        |        |                                    /-----Baldwin III Count Of Flanders
         |        |        |                           /-----Arnold II The Young Count Of Flanders
         |        |        |                          |         \-----Matilda Of Saxony
         |        |        |                  /-----Baldwin IV The Bearded Count Of Flanders
         |        |        |                 |        |         /-----Berengar II King Of Italy
         |        |        |                 |         \-----Rosela Of Italy
         |        |        |                 |                  \-----Willa Of Aries
         |        |        |         /-----Baldwin V Count Of Flanders
         |        |        |        |        |                  /-----Siegfried Count Of Luxemburg
         |        |        |        |        |         /-----Frederick I Count Of Luxemburg
         |        |        |        |        |        |         \-----Hedwig Of Nordgau
         |        |        |        |         \-----Ogive Of Luxembourg
         |        |        |        |                 |         /-----Herbert I Count In The Kinziggau
         |        |        |        |                  \-----Ermentrude Of Kinziggau
         |        |        |        |                           \-----Irmentrude
         |        |         \-----Maud Of Flanders
         |        |                 |                           /-----Hugh Magnus Duke Of The Franks, Count Of Paris
         |        |                 |                  /-----Hugh Capet King Of France
         |        |                 |                 |         \-----Hedwig Of Saxony
         |        |                 |         /-----Robert II The Pious King Of France
         |        |                 |        |        |         /-----William I Count Of Poitou, Duke Of Aquitaine
         |        |                 |        |         \-----Adelaide Of Poitou
         |        |                 |        |                  \-----Gerloc Of Normandy
         |        |                  \-----Adelaide Of France
         |        |                          |                  /-----Boso II Count Of Provence
         |        |                          |         /-----William I Count Of Aries And Provence
         |        |                          |        |         \-----Constance
         |        |                           \-----Constance Of Provence
         |        |                                   |         /-----Fulk II The Good Count Of Anjou
         |        |                                    \-----Adelaide (Blanch) Of Anjou
         |        |                                             \-----Gerberga Of Nevers
          \-----Maud



Descendants of Conan IV Le Petit Duke Of Brittany
1. Conan IV Le Petit Duke Of Brittany m. Margaret Of Huntingdon
m. Margaret Of Huntingdon father: Henry Of Huntingdon, Earl Of Huntingdon mother: Ada De WARENNE

2nd generation

2. Constance Countess Of Brittany m1. m2. Geoffrey II PLANTAGENET, Duke Of Brittany m3. Ranulph De Blundeville, Earl Of Chester m4. Gui De THOUARS, Count Of Brittany
m. Geoffrey II PLANTAGENET, Duke Of Brittany father: Henry II Curt Mantel PLANTAGENET, King Of England mother: Eleanor Duchess Of Aquitaine
m. Ranulph De Blundeville, Earl Of Chester father: Hugh Of Kevelioc, Earl Of Chester mother: Bertrade De MONTFORT
m. Gui De THOUARS, Count Of Brittany father: Geoffrey V Vicount Of Thouars mother: Aimee/Aenor De Lusignan

3rd generation

8. Alix De THOUARS, Duchess Of Brittany m. Pierre De DREUX, Count Of Brittany
m. Pierre De DREUX, Count Of Brittany father: Robert II Count Of Dreux mother: Yolande De COUCY
9. Catherine Of Thouars m. Andre III Lord Of Vitre And Combourg
m. Andre III Lord Of Vitre And Combourg father: Andre II Lord Of Vitre mother: Eustachie Of Rays

4th generation

10. John Le Roux De BRETAGNE, Duke Of Brittany m. Blanche Of Navarre
m. Blanche Of Navarre father: Theobald I King Of Navarre mother: Agnes De Beaujeu
11. Yolande De DREUX m. Hugh XI Le Brun De Lusignan
m. Hugh XI Le Brun De Lusignan father: Hugh X De Lusignan, Count Of La Marche mother: Isabel Of Angouleme
13. Philippa Of Vitre m. Guy VII Lord Of Laval
m. Guy VII Lord Of Laval father: Matthew II Sire De Montmorency mother: Emma Of Laval

5th generation

14. John De BRETAGNE, Duke Of Brittany m. Beatrice
m. Beatrice father: Henry III King Of England mother: Eleanor Of Provence
16. Alix De BRETAGNE m. John I Count Of Blois
m. John I Count Of Blois father: Hugh Of Chatillon, Count Of Blois mother: Mary Of Avesnes, Countess Of Blois
22. Hugh XII De Lusignan, Count De La Marche m. Joanne De Fougers
m. Joanne De Fougers father: Raoul Seigneur De Fougers mother: Isabel De CRAON
23. Alice De LUSIGNAN m1. Sir Gilbert DeCLARE, Earl Of Gloucester And Hertford m2. Gilbert De LINDSAY
m. Sir Gilbert DeCLARE, Earl Of Gloucester And Hertford father: Richard De CLARE, Earl Of Gloucester And Hertfor mother: Maud De LACY
m. Gilbert De LINDSAY father: Walter De LINDSAY mother: Christian
28. Mary De Lusignan m. Robert De FERRERS, Earl Of Derby
m. Robert De FERRERS, Earl Of Derby father: William De FERRERS, Earl Of Derby mother: Margaret De QUINCEY
29. Guy VIII Lord Of Vitre And Laval m1. Isabelle De Beaumont m2. Jeanne Of Beaumont
m. Isabelle De Beaumont father: Guillaume Lord Of Villemomble mother: Jeanne Of Acquigny
m. Jeanne Of Beaumont father: Louis De BRIENNE, Viscount Of Beaumont In Main mother: Agnes De BEAUMONT