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. Agnes Of Mortain Death: After 1120
  2. Denise Of Mortain Death: 1090
  3. Sibylle Of Mortain
  4. Emma De MORTAIN Birth: Abt 1065 Death: 21 Aug 1112
  5. William De MORTAIN, Count Of Mortain, Earl Of Co Birth: Before 1084 Death: After 1140 in Bermondery

Marriage: Children:
  1. Almodis De MORTAIN Death: 1110
  2. Robert De Mortain

Bibliography
  1. 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].*].
  2. 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].*].
  3. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 09, Moels-Nugent. London: St Catherine Press, 1936. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP IX [Ap][p0-9].*].
  4. 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].*].
  5. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 11, Ridley-Sinclair. London: St Catherine Press, 1949. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/27141 Information from this source tagged as [Ref: CP XI [Ap][p0-9].*].
  6. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 12-1, Skelmersdale-Towton. London: St Catherine Press, 1953. 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/1 [Ap][p0-9].*].
  7. Crouch, David, The Normans - The History of a Dynasty, Hambledon: New York, 2002. Rutgers Newark (Dana Library) DC611.N862C76 Information from this source tagged as [Ref: Crouch Normans p[0-9ivx]*].
  8. DeVajay, Szabolcs, La sintesis europea en el abolengo y la politica matrimonial de Alfonso el Casto, in Congreso De Historia De La Corona De Aragon, Vol II Communicaciones, 1-6 Octubre 1962, Barcelona. LDS Film#0962812#4. Available at https://familysearch.org/search/film/007942239 images 484-501. Information from this source tagged as [Ref: DeVajay Aragon p[0-9]*].
  9. 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]*].
  10. 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]*].
  11. 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]*].
  12. 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]*].
  13. Keats-Rohan, K.S.B., Domesday People, A Prosopography of Persons Occurring in English Documents 1066-1166. Vol I: Domesday Book. Bury St Edmunds, Suffolk: Boydell Press, 1999. NYPL ARF 03-4178 vol 1. Corrections in Volume II (Domesday Descendants) pp 4-5. Further corrections at http://users.ox.ac.uk/~prosop/domesday-people-corrigenda.pdf Information from this source tagged as [Ref: Keats-Rohan DP p[0-9]*].
  14. Moriarty, G Andrews, Plantagenet Ancestry of King Edward III And Queen Philippa. Salt Lake: Mormon Pioneer Genealogical Society, 1985. LDS Film#0441438. NYPL ARF-86-2555. Available at https://familysearch.org/search/film/007905814?cat=66443. Also available at https://familysearch.org/search/catalog/66443. Information from this source tagged as [Ref: Moriarty Plantagenet p[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, 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]*].
  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 v4p[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 v5p[0-9]*].
  19. 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]*].
  20. Searle, Eleanor Predatory kinship and the creation of Norman power, 840-1066. Berkeley: University of California Press, c1988. NYPL JFE 88-2496. Information from this source tagged as [Ref: Searle PredatoryKinship p[0-9]*].
  21. Thompson, Kathleen, Norman Aristocracy before 1066 - the Example of the Montgomerys, London University Institute of Historical Research (aka BIHR), vol 60, no 143 (Oct 1987), pp251-263. Available (for a fee) at https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1468-2281.1987.tb00496.x Information from this source tagged as [Ref: Thompson Montgomerys p[0-9]*].
  22. Wagner, Anthony, Pedigree and Progress, Essays in the Genealogical Interpretation of History, London, Philmore, 1975. Rutgers Alex CS4.W33. Information from this source tagged as [Ref: Wagner PedigreeProgress #[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:
[Ref: Weis AR7 #185]
abt 1031 [Ref: CP III p427, CP XII/1 AppK, Moriarty Plantagenet p44, Moriarty Plantagenet p45, Paget HRHCharles p61]
abt 1040 [Ref: Richardson RoyalAnc v4p160]
nach 1040 [Ref: ES III.4 #694B],
parents:
[Ref: CP III p427, CP VII p124(e), CP XII/1 AppK, Crouch Normans p31, Foss Judges p139, Foss Judges p561, Keats-Rohan DP p309, Keats-Rohan DP p371, Moriarty Plantagenet p44, Richardson RoyalAnc v5p487, Searle PredatoryKinship p257, Wagner PedigreeProgress #45, Watney WALLOP #708],
half-brother:
William The Conqueror [Ref: Paget HRHCharles p61, Weis AR7 #185]
Sources for death Information
date:
[Ref: CP III p428, ES III.4 #637, Moriarty Plantagenet p44, Moriarty Plantagenet p45, Richardson RoyalAnc v4p161, Richardson RoyalAnc v5p490]
1090 [Ref: Paget HRHCharles p61, Sanders Baronies p14, Sanders Baronies p60, Watney WALLOP #696, Watney WALLOP #708]
1091 [Ref: Crouch Normans p31, Sanders Baronies p136, Wagner PedigreeProgress #45]
1095 [Ref: Weis AR7 #185]
8.XII (1091) [Ref: ES III.4 #694B]
abt 1090 [Ref: Foss Judges p561]
Sources for burial Information
place:
[Ref: CP III p428]
church of Bermondsey [Ref: Foss Judges p561]
Sources with Information about marriage to Maud De Montgomery
date:
abt 1065 [Ref: DeVajay Aragon p278]
abt 1066 [Ref: Richardson RoyalAnc v4p160]
before 1066 [Ref: CP III p427, Moriarty Plantagenet p44, Moriarty Plantagenet p45, Paget HRHCharles p61, Richardson RoyalAnc v5p490]
first mariage of Robert [Ref: Keats-Rohan DP p372]
vor 1066 [Ref: ES III.4 #637, ES III.4 #694B],
names:
[Ref: CP XI p687(d), Keats-Rohan DD p309, Keats-Rohan DD p598, Keats-Rohan DP p399, Thompson Montgomerys p259, Watney WALLOP #696]
Robert de Mortain & dau Roger de Montgomery [Ref: Searle PredatoryKinship p257],
child:
[Ref: CP III p428, DeVajay Aragon p273, ES III.4 #694B, Foss Judges p561, Keats-Rohan DP p372, Moriarty Plantagenet p44, Paget HRHCharles p61, Richardson RoyalAnc v1p126, Richardson RoyalAnc v4p160, Richardson RoyalAnc v5p490, Watney WALLOP #708, Weis AR7 #185]
Sources with Information about marriage to Almodis Countess Of La Marche
date:
abt 1085 [Ref: DeVajay Aragon p279]
second marriage of Robert [Ref: CP III p428, Keats-Rohan DP p372, Richardson RoyalAnc v4p160, Richardson RoyalAnc v5p490],
child:
[Ref: Richardson RoyalAnc v4p160, Richardson RoyalAnc v5p490]
Research Notes:
Earl of Cornwall [Ref: CP VII p124(e), Moriarty Plantagenet p44, Weis AR7 #185]
Count of Mortain (in Cotentin) [Ref: Richardson RoyalAnc v4p160, Richardson RoyalAnc v5p487]
Count of Mortain [Ref: CP IV p191, CP IX p243, Keats-Rohan DP p151, Moriarty Plantagenet p44, Paget HRHCharles p61, Searle PredatoryKinship p257]
Count of Mortain in Averanchio [Ref: Watney WALLOP #708]

uterine half-brother of William the Conqueror [Ref: Richardson RoyalAnc v4p160]

abt 1048: granted the county of Mortain by his brother; his work inthe region was of critical importance in achieving harmony both with west Normandy and their eastern counterparts, and between the Normans and the Bretons. His diplomatic successes here were later to provide a model for Henry I [Ref: Keats-Rohan DP p371]

abt 1050: received the comte from his half-brother William (who took it from his cousin William of the ducal house) [Ref: CP IX p243]

abt 1060: created a count [Ref: Richardson RoyalAnc v4p160]

1066: accompanied his brother on the expedition of 1066, and is one of the few known to have fought at Hastings [Ref: Keats-Rohan DP p372]

1066: half-brother to William the Conqueror and a companion at the battle of Hastings [Ref: Weis AR7 #185]

Oct 14 1066: was in command of the men of the Colentin at Hastings [Ref: Moriarty Plantagenet p44]

given one of the important defensive Rapes of Sussex at Pevensey,w here he built a castle [Ref: Keats-Rohan DP p372]

received extensiveholdings throughout the country, with a notable predominance in the south-west, where some of his holdings in Cornwall came to him as a result of the withdrawal, c1069/70, of Count Brien of Brittany, brother of Alan Rufus [Ref: Keats-Rohan DP p372]

Domesday lord of Pitstone and West Wycombe, Buckinghamshire, Blisland, Boyton, Lancarffe, Poundstock, Treroosel, and Truthwall, Cornwall, Bere Ferres, Bolberry, Bratton Fleming, Buckland Brewer, Densham, Dudsdon, Fardel, and Weare Giffard, Devon, Ashill, Darton St David, Bishopston, Brompton Regis, Bruton, Crewkerne, Curry Rivel, Kingstone, Shepton Montague, Stoke sub Hamdon, Swell, and Tintinhill, Somerset, etc [Ref: Richardson RoyalAnc v4p160, Richardson RoyalAnc v5p490]
Domesday Lord of Berkhampstead [Ref: Sanders Baronies p14]
Domesday Lord of the major part of Cornwall [Ref: Sanders Baronies p60]
Domesday Lord of Pevensey [Ref: Sanders Baronies p136]

by second wife had further issue, though apparently none survived into adulthood [Ref: Keats-Rohan DP p372]



Pedigree of Robert De Mortain, Count Of Mortain In Avranchi
 /-----Herluin De Contreville
Robert De Mortain, Count Of Mortain In Avranchi
|         /-----Fulbert Of Falaise
 \-----Herleve Of Falaise
          \-----Duxia



Descendants of Robert De Mortain, Count Of Mortain In Avranchi
1. Robert De Mortain, Count Of Mortain In Avranchi m1. Maud De Montgomery m2. Almodis Countess Of La Marche
m. Maud De Montgomery father: Roger De Montgomery, Earl Of Shrewsbury mother: Mabel De Belesme
m. Almodis Countess Of La Marche father: Aldebert I Count Of La Marche mother: Ponira

2nd generation

2. Agnes Of Mortain m. Andre I De Vitre
m. Andre I De Vitre father: Robert I Princeps Of Vitre mother: Bertha Dame De Craon
3. Denise Of Mortain m1. Guy II Sire De Laval m2.
m. Guy II Sire De Laval father: Hamon Lord Of Laval mother: Hersende
5. Emma De MORTAIN m. William IV Count Of Toulouse
m. William IV Count Of Toulouse father: Pons Count Of Toulouse mother: Adelmode De La Marche

3rd generation

9. Marquise De Vitra m1. Theobald De MATEFELON m2. Hugh Sire De Craon m3. Hugues III Of Champagne m4. Payen Of Vaiges
m. Theobald De MATEFELON
m. Hugh Sire De Craon father: Maurice I Sire De Craon mother: Etiennette De Chantoce
m. Hugues III Of Champagne
m. Payen Of Vaiges
10. Hawise m. Robert FERRERS, Earl Of Derby
m. Robert FERRERS, Earl Of Derby father: Henry De FERRERS, Baron Of Tutbury mother: Bertha
13. Robert II Lord Of Vitre m. Emma De La GUERCHE
m. Emma De La GUERCHE
14. Adenor Of Laval m. Raoul VII Vicount Of Fresnay, Beaumont, And St Suz
m. Raoul VII Vicount Of Fresnay, Beaumont, And St Suz father: Hubert Vicount Of Beaumont And Maine mother: Ermengarde Of Nevers
15. Guy III Of Laval m1. m2. Cecilia
m. Cecilia
17. Maud Of Toulouse m1. Sancho Ramirez King Of Aragon And Navarre m2. William VII Count Of Poitou, IX Duke Of Aquitain
m. Sancho Ramirez King Of Aragon And Navarre father: Ramirez I King Of Aragon mother: Gilberge/Ermesinda De FOIX
m. William VII Count Of Poitou, IX Duke Of Aquitain father: William VI Geoffrey Count Of Poitou mother: Hildegarde Of Burgundy

4th generation

18. Maurice II Sire De Craon m. Isabella De BEAUMONT
m. Isabella De BEAUMONT father: Waleran De BEAUMONT, Earl Of Worcester mother: Agnes De MONTFORT
19. Robert De FERRERS, Earl Of Derby m. Margaret PEVERIL
m. Margaret PEVERIL father: William PEVERIL, Baron Of Peverel mother: Avice De LANCASTER
20. (Unk Dau) De FERRERS m. Ralph PAYNEL, Baron Of Dudley
m. Ralph PAYNEL, Baron Of Dudley father: Fulk PAYNEL mother: Beatrix
21. Isabel FERRERS m. Robert De CALZ
m. Robert De CALZ father: Ralph De CALZ mother: (Unk)
22. Matilda FERRERS m. Bertram De VERDUN
m. Bertram De VERDUN father: Norman De VERDON, Lord Of Weobley mother: Lanceline De CLINTON
25. Robert III Lord Of Vitre m. Emma Of Dinan
m. Emma Of Dinan father: Alan Of Dinan mother: Agnorie
27. Roscelin De BEAUMONT, Viscount Of Maine m. Constance
m. Constance father: Henry I Beauclerc King Of England
29. Guy IV Lord Of Laval, Vicount Of Rennes m. Emma
m. Emma father: Henry I Beauclerc King Of England
31. William VIII Count Of Poitou, Duke Of Aquitaine m1. Eleanor De CHASTELLERAULT m2. Emma De Limoges
m. Eleanor De CHASTELLERAULT father: Aimery I Vicount De Chatellerault mother: Dangerose
m. Emma De Limoges father: Aymar III Count Of Limoges mother: Marie Of Care
32. Raymond Prince Of Antioch m. Constance Of Antioch
m. Constance Of Antioch father: Bohemond II Prince Of Antioch mother: Alix
33. Maud/Agnes Of Aquitaine m1. Aimery VI Vicount Of Thouars m2. Ramirez II King Of Aragon
m. Aimery VI Vicount Of Thouars father: Geoffrey III Vicount Of Thouars mother: Ameline
m. Ramirez II King Of Aragon father: Sancho Ramirez King Of Aragon And Navarre mother: Felicia De Roucy

5th generation

35. Amaury I De CRAON, Sire De Craon m. Jeanne De Roches
m. Jeanne De Roches father: William Of Roches, Seneschall Of Anjou mother: Marguerite Dame Of Sable
36. Avoise Of Craon m1. Guy VI Lord Of Laval m2. Yves The Franc Lord Of Saulges
m. Guy VI Lord Of Laval father: Guy V Sire De Laval mother: Agatha
m. Yves The Franc Lord Of Saulges
41. William FERRERS, Earl Of Derby m. Sibyl De BRAOISE
m. Sibyl De BRAOISE father: William De BRAOS, Baron Of Bramber mother: Bertha Of Hereford
43. Isilia De FERRERS m. Stephen De BEAUCHAMP
m. Stephen De BEAUCHAMP father: Richard De BEAUCHAMP mother: (Unk) De GRESELEIA
44. Hawise De PAYNELL m1. John De SOMERY m2. Roger De BERKELEY
m. John De SOMERY
m. Roger De BERKELEY father: Nicholas De BERKELEY mother: Ala
45. Gervase PAYNEL, Baron Of Dudley m. Elizabeth De BEAUMONT
m. Elizabeth De BEAUMONT father: Sir Robert II De Beaumont, Earl Of Leicester mother: Amicia De Gael
47. Robert De CAUZ m. Sibil BASSET
m. Sibil BASSET father: Richard BASSET, Justiciar Of England mother: Maud RIDEL
49. Nicholas De VERDUN m. Clemence
m. Clemence
51. Allan De VITRE, Lord Of Dinan m. Clemence Of Fougerees
m. Clemence Of Fougerees father: William De FOUGERES mother: Agatha Du HUMMET
52. Andre II Lord Of Vitre m1. Matilda De Mayenne m2. Eustachie Of Rays
m. Matilda De Mayenne father: Geoffroy Sire De Mayenne mother: Isabella De BEAUMONT
m. Eustachie Of Rays father: Harscoet III Lord Of Rays
56. Matilda De VITRE m. Henry De La POMEROY
m. Henry De La POMEROY father: Henry De La POMERAI, Baron Of Berry Pomeroy mother: Rohese
57. Eleanor De VITRE m1. William PAYNEL, Lord Of Hambye m2. Gilbert Crespin, Lord Of Tillieres m3. William FITZ PATRICK, Earl Of Salisbury m4. Gilbert De MALESMAINS
m. William PAYNEL, Lord Of Hambye father: Fulk PAYNEL mother: Lesceline D'AVRANCHES, Dame Du Grippon
m. Gilbert Crespin, Lord Of Tillieres father: Gilbert Crespin, Lord Of Tillieres mother: Gunnor De ANJOU
m. William FITZ PATRICK, Earl Of Salisbury father: Patrick De SALISBURY, Earl Of Salisbury mother: Ela TALVAS
m. Gilbert De MALESMAINS
58. Richard I De BEAUMONT, Viscount Of Maine m. Lucie De L'AIGLE
m. Lucie De L'AIGLE father: Richard II Seigneur of l'Aigle mother: Beatrice
61. Guy V Sire De Laval m1. Agatha m2. Emma
m. Agatha
m. Emma father: Reginald De DUNSTANVILLE, Earl Of Cornwall mother: Mabel
64. Petronelle Of Poitou m. Raoul I Count Of Vermandois
m. Raoul I Count Of Vermandois father: Hugh Magnus Duke Of France mother: Adelaide De Vermandois, Countess Of Vermandois
66. Eleanor Duchess Of Aquitaine m1. Louis VII The Young King Of France m2. Henry II Curt Mantel PLANTAGENET, King Of England
m. Louis VII The Young King Of France father: Louis VI The Fat King Of France mother: Adelaide Of Savoy
m. Henry II Curt Mantel PLANTAGENET, King Of England father: Geoffrey Plantagenet Count Of Anjou, Duke Of Normandy mother: Matilda
68. Bohemond III Prince Of Antioch m1. Orgueilleuse De Harene m2. Theodora Komnene m3. Sibylle m4. Isabelle
m. Orgueilleuse De Harene
m. Theodora Komnene father: Ioannes KOMNENOS DOUKAS mother: (Unk Dau) Taronitissa Komnene
m. Sibylle
m. Isabelle
69. Maria Of Antioch, Regent Of Byzantine m. Manuel I Emperor Of The East
m. Manuel I Emperor Of The East father: Ioannes II Komnenos Doukas, Emperor mother: Irene (Pireska) Of Hungary
73. Geoffrey V Vicount Of Thouars m. Aimee/Aenor De Lusignan
m. Aimee/Aenor De Lusignan father: Hugh VII Brunus Sire De Lusignan mother: Sarasine
74. Petronilla Queen Of Aragon m. Raymond Berenger IV Count Of Barcelona
m. Raymond Berenger IV Count Of Barcelona father: Raymond Berenger III Count Of Barcelona mother: Aldonza De CARLAT