Genealogy of the Marshall Family,
including Medieval and Ancient Lines

Updated: 09-30-2024.

Submitted and Maintained by Bill Marshall, bill.marshall@verizon.net.


Additions and corrections appreciated (especially with sources). My current list of sources is here. Homepage here.

Index of Medieval and Ancient Lines is here, notable people here, and Gedcom available to be downloaded.

Index of Modern Lines (immigrants to America and their descendants) is here, notable people here, and Gedcom here.


Individual Page


Family:
Children:
  1. John DEINCOURT
  2. Edmund DEINCOURT Death: Before 23 Feb 1313/4
  3. Rametta DEINCOURT
  4. Sir William DEINCOURT, Lord Deincourt Birth: Before 1300 Death: 2 Jun 1364 in Blankney, Co Lincoln

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 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. Foulds, Trevor, Thurgarton Cartulary, Stamford, Lincolnshire: Paul Watkins, 1994. NYPL JFE 96-823. Information from this source tagged as [Ref: Foulds Thurgarton p[0-9a-z]*].
  4. Ravilious, John, Ancestors of Elizabeth Wentworth. Posting to soc.genealogy.medieval (email list GEN-MEDIEVAL) on 7/4/2003. Subject: Ancestors of Elizabeth Wentworth. Available at https://groups.google.com/g/soc.genealogy.medieval/c/iCFd9yvfqJ8/m/26pvr_PilXIJ. Author address: Therav3 at aol dot com. Information from this source tagged as [Ref: John Ravilious SGM 7/4/2003-065121].
  5. 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
parents:
[Ref: CP IV p120]
Sources for death Information
date:
before 1327 [Ref: John Ravilious SGM 7/4/2003-065121]
v.p. [Ref: CP IV p120]
Sources with Information about marriage to unknown
child:
[Ref: CP IV p119(g), CP IV p119, CP IV p120, Foulds Thurgarton pclvi, John Ravilious SGM 7/4/2003-065121, Weis AR7 #200]
Sources with Inaccurate marriage information
child:
Elizabeth (#148578) wife of William Clinton [Ref: Burke Peerage p432]
Research Notes:
frequently confused with John Deincourt of Knapthorpe, Notts, and Morton, co Derby, who d. in 1322 leaving a son and heir Roger [Ref: CP IV p120(d)]



Pedigree of John DEINCOURT
                                                                /-----Walter De AINCORT, Lord Of Blankney
                                                       /-----Ralph DEINCOURT, Baron Of Blankney
                                                      |         \-----Matilda
                                              /-----Walter DEINCOURT, Baron Of Blankney
                                             |         \-----Basilie
                                     /-----John DEINCOURT, Baron Of Blankney
                                    |         \-----Agnes BASSET
                            /-----Oliver DEINCOURT, Baron Of Blankney
                           |        |                           /-----Robert FITZ MEURDRAC
                           |        |                  /-----Ralph MURDAC
                           |        |         /-----Ralph MURDAC
                           |         \-----Alice MURDAC
                           |                 |                  /-----Ralph De CHESNEY
                           |                 |         /-----Roger De CHESNEY
                           |                  \-----Beatrice De CHESNEY
                           |                          |         /-----Ralph De LANGTOT
                           |                           \-----Alice De LANGTOT
                   /-----Oliver DEINCOURT, Baron Of Blankney
                  |         \-----Amabel
          /-----Sir John DEINCOURT, Baron Of Blankney
         |        |                  /-----Robert De La HAY, Lord Of Hanlac
         |        |         /-----Richard De La HAY, Baron Of Brattleby
         |        |        |        |                  /-----Colswein Of Lincoln, Baron Of Brattlesby
         |        |        |        |         /-----Picot Of Lincoln, Baron Of Brattlesby
         |        |        |         \-----Muriel Of Lincoln
         |        |        |                  \-----Beatrice
         |         \-----Nichola De La HAY, Lady Of Munden
         |                 |                           /-----Baldwin De REVIERS
         |                 |                          |         \-----(Unk Dau) De Centumvillis
         |                 |                  /-----Richard De REVIERS, Seigneur Of Reviers, Vernon,
         |                 |         /-----William De VERNON, Seigneur Of Vernon
         |                 |        |        |         /-----William PEVEREL, Baron Of Peverel
         |                 |        |         \-----Adelise PEVEREL
         |                 |        |                  \-----Adeline
         |                  \-----Matilda De VERNON
         |                          |                  /-----Ralph De TANCARVILLE
         |                          |         /-----William De TANCARVILLE, Chamberlain
         |                          |        |        |         /-----Eudo Stigand De MEZIDON
         |                          |        |         \-----Agnes De MEZIDON
         |                           \-----Lucy De TANCARVILLE
         |                                   |                  /-----Godfrey Vicomte Of Arques
         |                                   |         /-----William Of Arques, Baron Of Folkestone
         |                                   |        |         \-----(Unk Dau) Of Arques
         |                                    \-----Maud Of Arques
         |                                            |         /-----William MALET
         |                                             \-----Beatrice MALET
         |                                                      \-----Esilia CRISPIN
 /-----Sir Edmund DEINCOURT, Lord Deincourt
|        |                                                      /-----Maldred
|        |                                             /-----Uchtred FITZ MALDRED, Lord Of Raby
|        |                                    /-----Dolfin FITZ UCHTRED, Lord Of Raby
|        |                           /-----Maldred FITZ DOLFIN, Lord Of Raby
|        |                          |        |         /-----Walcher Bishop Of Durham
|        |                          |         \-----Alice
|        |                  /-----Robert FITZ MALDRED, Lord Of Raby
|        |                 |        |                           /-----Robert De Estouteville
|        |                 |        |                  /-----Robert De Estouteville
|        |                 |        |                 |         \-----Beatrix
|        |                 |        |         /-----John De STUTEVILLE
|        |                 |        |        |         \-----Erneburga
|        |                 |         \-----Joan De STUTEVILLE
|        |                 |                 |         /-----Waleran Fitz HUGH
|        |                 |                  \-----Agnes
|        |                 |                           \-----Matilda
|        |         /-----Geoffrey FITZ ROBERT De NEVILL
|        |        |        |                                    /-----Gilbert De NEVILLE
|        |        |        |                           /-----Geoffrey De NEVILLE
|        |        |        |                  /-----Gilbert De NEVILLE
|        |        |        |         /-----Geoffrey De NEVILLE, Governor Of Berwick
|        |        |         \-----Isabella De NEVILLE
|        |        |                 |                  /-----Ansketil De BULMER
|        |        |                 |         /-----Bertram De BULMER, Lord Brancepath
|        |        |                 |        |        |         /-----Peter De HUMEZ
|        |        |                 |        |         \-----(Unk) De HUMEZ
|        |        |                  \-----Emma De BULMER
|        |        |                          |         /-----Robert FOSSARD
|        |        |                           \-----Emma FOSSARD
|         \-----Agnes De NEVILLE
|                  \-----Joan
John DEINCOURT
|                                                               /-----(Unk) De MOHUN
|                                                      /-----Sir William De MOHUN, Baron Of Dunster
|                                             /-----William De MOHUN, Earl Of Somerset
|                                            |         \-----Adeliz
|                                    /-----William De MOHUN, Baron Of Dunster
|                                   |        |                  /-----Gilbert De GANT, Baron Of Folkingham
|                                   |        |         /-----Walter De GAUNT, Baron Of Folkingham
|                                   |        |        |         \-----Alice De MONTFORT
|                                   |         \-----Agnes De GAUNT
|                                   |                 |         /-----Stephen Count Of Brittany
|                                   |                  \-----Maud Of Brittany
|                                   |                           \-----Hawise Of Guincamp
|                           /-----William De MOHUN, Baron Of Dunster
|                          |        |                           /-----Ralph III De TOENI, Baron Of Flamstead
|                          |        |                  /-----Ralph IV De TOENI, Baron Of Flamstead
|                          |        |                 |         \-----Isabel De MONTFORT
|                          |        |         /-----Roger III De TOENI, Baron Of Flamstead
|                          |        |        |        |         /-----Waltheof II Earl Of Huntingdon
|                          |        |        |         \-----Alice Of Northumberland
|                          |        |        |                  \-----Judith Of Lens
|                          |         \-----Godeheut De TOENI
|                          |                 |                  /-----Baldwin II Count Of Hainault
|                          |                 |         /-----Baldwin III Count Of Hainault
|                          |                 |        |         \-----Ida Of Louvain
|                          |                  \-----Ida (Gertrude) Of Hainault
|                          |                          |         /-----Gerald I Count Of Guelders And Wassenberg
|                          |                           \-----Yolande Of Guelders
|                  /-----Sir Reynold De MOHUN, Baron Of Dunster
|                 |         \-----Lucy
|         /-----Sir Reynold De MOHUN, Baron Of Dunster
|        |        |                           /-----William De BRIWERE
|        |        |                  /-----Thomas De BRIWERE
|        |        |         /-----Sir William De BRIWERE, Baron Of Horsley
|        |        |        |        |         /-----Geoffrey De ALBEMARLE
|        |        |        |         \-----(Unk) De ALBEMARLE
|        |         \-----Alice De BRIWERE
|        |                 |         /-----Hubert De VAUX, Baron Of Irthington
|        |                  \-----Beatrice De VALLE
|        |                           \-----Grecia
 \-----Isabel De MOHUN
         |                  /-----Piers De LUTEGARESHALE
         |         /-----Geoffrey FITZ PIERS, Earl Of Essex
         |        |         \-----Maud
          \-----Hawise FITZ GEOFFREY
                  |                                             /-----Gilbert Count Of Brionne
                  |                                    /-----Richard FITZ GILBERT De CLARE, Baron Of Clare
                  |                           /-----Gilbert FITZ RICHARD, Baron Of Clare
                  |                          |        |         /-----Walter Giffard Lord Of Longueville
                  |                          |         \-----Rohese GIFFARD
                  |                          |                  \-----Ermengarde FLATEL
                  |                  /-----Richard FITZ GILBERT De CLARE, Baron Of Clare
                  |                 |        |                  /-----Renaud Count Of Clermont
                  |                 |        |         /-----Hugh Count Of Clermont
                  |                 |        |        |         \-----Ermengardis
                  |                 |         \-----Adeliza De CLERMONT
                  |                 |                 |         /-----Hildouin III De Rameru, Count Of Montdidier And Roucy
                  |                 |                  \-----Margaret De Roucy
                  |                 |                           \-----Adele De Roucy
                  |         /-----Roger De CLARE, Earl Of Hertford
                  |        |        |                           /-----Ranulph I De MESCHINES, Vicomte De Bayeux
                  |        |        |                  /-----Ranulph II De MESCHINES, Vicomte De Bayeux
                  |        |        |                 |         \-----Alice Of Normandy
                  |        |        |         /-----Ranulph III De MESCHINES, Earl Of Chester
                  |        |        |        |        |         /-----Richard Le Goz, Vicomte D'Avranches
                  |        |        |        |         \-----Margaret Le Goz
                  |        |        |        |                  \-----Emma
                  |        |         \-----Adeliza Le MESCHIN
                  |        |                 |                  /-----(Unk)
                  |        |                 |         /-----Thorold Of Buckingham, Sheriff Of Lincoln
                  |        |                  \-----Lucia Of East Angies
                  |        |                          |         /-----William MALET
                  |        |                           \-----(Unk Dau)
                  |        |                                    \-----Esilia CRISPIN
                   \-----Aveline De CLARE
                           |                                    /-----(Unk) De St James
                           |                           /-----Eudo De St James
                           |                  /-----Hasculf De St JAMES, Baron Of Field Dalling
                           |         /-----James De St HILARY, Baron Of Field Dalling
                           |        |         \-----Matilda
                            \-----Maud St. HILLARY
                                     \-----Aveline



Descendants of John DEINCOURT
1. John DEINCOURT m.

2nd generation

3. Edmund DEINCOURT m. Joan CLINTON
m. Joan CLINTON father: John De CLINTON, Lord Clinton mother: Ida ODDINGSELLS
5. Sir William DEINCOURT, Lord Deincourt m. Milicent La ZOUCHE
m. Milicent La ZOUCHE father: William La ZOUCHE, Lord Zouche mother: Maud LOVEL

3rd generation

7. Elizabeth DEINCOURT m. Sir William CLINTON
m. Sir William CLINTON father: Sir John CLINTON, Lord Clinton mother: Idonea De SAY
8. Sir William DEINCOURT m. Margaret WELLE
m. Margaret WELLE father: Adam De WELLES, Lord Welles mother: Joan ENGAINE
9. Margaret DEINCOURT m1. Sir Robert De TIBETOT, Lord Tibetot m2. Sir John CHEYNE
m. Sir Robert De TIBETOT, Lord Tibetot father: Sir John TYBOTOT, Lord Tybotot mother: Margaret De BADLESMERE
m. Sir John CHEYNE

4th generation

12. William CLINTON, Lord Clinton m1. Anne TRIVETT m2. Anne BOTREAUX m3. Mary
m. Anne TRIVETT father: Sir Thomas TRIVETT mother: Elizabeth LIMBURY
m. Anne BOTREAUX father: William BOTREAUX, Lord Botreaux mother: Elizabeth St LO
m. Mary
13. Wiliam DEINCOURT, Lord Deincourt m. Alice NEVILLE
m. Alice NEVILLE father: John De NEVILL, K.G. Lord Neville Of Raby mother: Maud PERCY
14. Margaret TIBETOT m1. Sir Roger Le SCROPE, Lord Scrope m2. John NIXANDSER
m. Sir Roger Le SCROPE, Lord Scrope father: Sir Richard SCROPE, Lord Scrope mother: Blanche De La POLE
m. John NIXANDSER father: Matthew NINEZERGH
15. Millicent De TIBETOT m1. Sir Stephen Le SCROPE m2. Sir John FASTOLF, K.G.
m. Sir Stephen Le SCROPE father: Sir Richard SCROPE, Lord Scrope mother: Blanche De La POLE
m. Sir John FASTOLF, K.G. father: Sir John FASTOLF mother: Mary PARK
16. Elizabeth De TIBETOT m. Sir Philip Le DESPENSER, Lord Despenser
m. Sir Philip Le DESPENSER, Lord Despenser father: Sir Philip Le DESPENSER, Lord Despenser mother: Elizabeth

5th generation

18. John CLINTON, Lord Clinton m1. Joan FERRERS m2. Margaret ST LEGER
m. Joan FERRERS father: Sir Edmund FERRERS, Lord Ferrers Of Chartley mother: Alienor De La ROCHE
m. Margaret ST LEGER father: John St LEGER mother: Margery DONET
20. Sir John DEINCOURT, Lord Deincourt m. Joan GREY, Baroness Grey
m. Joan GREY, Baroness Grey father: Sir Robert GRAY, Lord Gray Of Rotherfield mother: Joan
24. Richard Le SCROPE, Lord Scrope m. Margaret NEVILLE
m. Margaret NEVILLE father: Sir Ralph De NEVILLE, K.G., Earl Of Westmoreland mother: Margaret STAFFORD
30. Margery DESPENSER, Baroness Despenser m1. Sir John De ROS, Lord Ros Of Helmsley m2. Sir Roger WENTWORTH
m. Sir John De ROS, Lord Ros Of Helmsley father: Sir William De ROS, K.G., Lord Ros Of Helmsley mother: Margaret FITZ ALAN
m. Sir Roger WENTWORTH father: John WENTWORTH mother: Agnes DRONSFIELD