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. Madog Ap Hywel Felyn
  2. Llywelyn Ap Hywel Felyn
  3. Nest Ferch Hywel Felyn

Bibliography
  1. Roberts, Gary Boyd, The Royal Descents of 600 Immigrants to the American Colonies or the United States: who were themselves notable or left descendants notable in American history, with a 2008 Addendum, Coda, and Final Additions. Baltimore, MD: Gen Pub Co, 2008. NYPL APK 08-4216. Information from this source tagged as [Ref: Roberts RD600 p[0-9]*].
  2. Roberts, Gary Boyd, Ancestors of American Presidents, First Authoritative Edition. Santa Clarita, CA: Carl Boyer, 1995. Information from this source tagged as [Ref: Roberts USPres [A-Zp][A-Z0-9]*].

Sources for birth and parent Information
parents:
[Ref: Roberts RD600 p485, Roberts RD600 p499, Roberts USPres p189]
Sources with Information about marriage to Sara Le Sore
child:
[Ref: Roberts RD600 p485, Roberts RD600 p499, Roberts USPres p189]
Research Notes:



Pedigree of Hywel Felyn Ap Gruffudd
 /-----Gruffudd Ap Ifor Bach
Hywel Felyn Ap Gruffudd
|                                                               /-----Richard I The Fearless Duke Of Normandy
|                                                      /-----Richard II The Good Duke Of Normandy
|                                                     |         \-----Gunnora
|                                             /-----Robert I The Devil Duke Of Normandy
|                                            |        |         /-----Conan I Duke Of Brittany
|                                            |         \-----Judith Of Brittany
|                                            |                  \-----Ermengarde Of Anjou
|                                    /-----William The Conqueror King Of England
|                                   |        |         /-----Fulbert Of Falaise
|                                   |         \-----Herleve Of Falaise
|                                   |                  \-----Duxia
|                           /-----Henry I Beauclerc King Of England
|                          |        |                           /-----Arnold II The Young Count Of Flanders
|                          |        |                  /-----Baldwin IV The Bearded Count Of Flanders
|                          |        |                 |         \-----Rosela Of Italy
|                          |        |         /-----Baldwin V Count Of Flanders
|                          |        |        |        |         /-----Frederick I Count Of Luxemburg
|                          |        |        |         \-----Ogive Of Luxembourg
|                          |        |        |                  \-----Ermentrude Of Kinziggau
|                          |         \-----Maud Of Flanders
|                          |                 |                  /-----Hugh Capet King Of France
|                          |                 |         /-----Robert II The Pious King Of France
|                          |                 |        |         \-----Adelaide Of Poitou
|                          |                  \-----Adelaide Of France
|                          |                          |         /-----William I Count Of Aries And Provence
|                          |                           \-----Constance Of Provence
|                          |                                    \-----Adelaide (Blanch) Of Anjou
|                  /-----Robert The Consul De CAEN, Earl Of Gloucester
|         /-----William Meullant FITZ ROBERT, Earl Of Gloucester
|        |        |                           /-----Hamon-Aux-Dents Lord Of Torigny
|        |        |                  /-----Hamon Sheriff Of Kent
|        |        |         /-----Robert FITZ HAMOND, Lord Of Tewkesbury
|        |         \-----Maud FITZ HAMOND
|        |                 |                           /-----Hugh De Montgomery
|        |                 |                  /-----Roger De Montgomery, Seigneur Of Montgomery
|        |                 |                 |         \-----Josceline
|        |                 |                 |                  \-----Senfrie
|        |                 |         /-----Roger De Montgomery, Earl Of Shrewsbury
|        |                 |        |         \-----Emma
|        |                  \-----Sybil De Montgomery
|        |                          |                           /-----Guilleume Lord of Belleme
|        |                          |                  /-----William I Count Of Alencon And Bellasme
|        |                          |                 |         \-----Mathilda Dame De Conde-Sur-Noireau
|        |                          |         /-----William II TALVAS
|        |                          |        |         \-----Mathilde
|        |                           \-----Mabel De Belesme
|        |                                   |         /-----Arnulf
|        |                                    \-----Hildeburg
 \-----Mabel



Descendants of Hywel Felyn Ap Gruffudd
1. Hywel Felyn Ap Gruffudd m. Sara Le Sore
m. Sara Le Sore

2nd generation

2. Madog Ap Hywel Felyn m. Iwerydd Ferch Lewys Ap Rhys
m. Iwerydd Ferch Lewys Ap Rhys
3. Llywelyn Ap Hywel Felyn m.
4. Nest Ferch Hywel Felyn m. Llywelyn Ab Ifor
m. Llywelyn Ab Ifor

3rd generation

5. Joan Ferch Madog m. Dafydd Ap Owain Fychan
m. Dafydd Ap Owain Fychan
6. Gwladys Ferch Llywelyn m. Rhys Ap Einion Sais
m. Rhys Ap Einion Sais
7. Ifor Ap Llywelyn m. Tangwystl Ferch Rhys Ap Hywel Sais
m. Tangwystl Ferch Rhys Ap Hywel Sais

4th generation

8. Geoluddydd Ferch Dafydd m. Rhys Llyd
m. Rhys Llyd father: Adam Ap Rhys mother: Elen Ferch Llywelyn
9. Adam Ap Rhys m. Elen Ferch Llywelyn
m. Elen Ferch Llywelyn
10. Llywelyn Ab Ifor m. Angharad Ferch Morgan Ap Maredudd
m. Angharad Ferch Morgan Ap Maredudd

5th generation

11. Gwilym Ap Rhys Flwyd m. Margred Ferch John Ap Jenkin
m. Margred Ferch John Ap Jenkin
12. Isabel Ferch Rhys Llwyd m. Gruffudd Ap Cadwgon Fychan
m. Gruffudd Ap Cadwgon Fychan
13. Rhys Llyd m. Geoluddydd Ferch Dafydd
m. Geoluddydd Ferch Dafydd father: Dafydd Ap Owain Fychan mother: Joan Ferch Madog
14. Ifor Hael Ap Llywelyn m. Nest Ferch Rhun Ap Gronwy Fychan
m. Nest Ferch Rhun Ap Gronwy Fychan