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:
Marriage: Children:
  1. Gwenllian Birth: 1282 Death: 7 Jun 1337

Bibliography
  1. 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].*].
  2. 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].*].
  3. Dugdale, Sir William, The baronage of England, or, An historical account of the lives and most memorable actions of our English nobility in the Saxons time to the Norman conquest, and from thence, of those who had their rise before the end of King Henry the Third's reign, 1675. Available at Early English Books Online (http://gateway.proquest.com.i.ezproxy.nypl.org/openurl? ctx_ver=Z39.88-2003&res_id=xri:eebo&rft_id=xri:eebo:image:52914), scanned from UMich University Library. Information from this source tagged as [Ref: Dugdale Baronage p[0-9]*].
  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. Parsons, John Carmi, Simon De Montfort and Eleanor Plantagenet. Posting to soc.genealogy.medieval (email list GEN-MEDIEVAL) on 5/30/1999. Subject: oops: Simon De Montfort and Eleanor Plantagenet. Available at https://groups.google.com/g/soc.genealogy.medieval/c/jWf-NgMjfr8/m/6tNUajESxW0J. Author address: jparsons at chass dot utoronto dot ca. Information from this source tagged as [Ref: John Carmi Parsons SGM 5/30/1999].
  6. Moncreiffe, Sir Ian of that Ilk, Royal Highness: Ancestors of the Royal Child. London: Hamish Hamilton, 1982. NYPL ARF 83-3293. Information from this source tagged as [Ref: Moncreiffe RoyalAnc p[0-9]*].
  7. Reitwiesner, William Addams, The Children of Joan, Princess of North Wales, The Genealogist (APSG), vol 1 no 1 (1981), p80-95. NYPL APA 82-1000. Available at https://www.americanancestors.org/databases/genealogist-the/image/. Information from this source tagged as [Ref: Reitwiesner Joan 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 v3p[0-9]*].
  9. 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]*].
  10. 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]*].
  11. 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: Weis AR7 #260],
father:
[Ref: Moncreiffe RoyalAnc p11, Tapsell Dynasties p178]
Griffith Maelor II Prince of North Powys [Ref: CP IX p251(e)]
Sources for death Information
date:
[Ref: Reitwiesner Joan p81, Weis AR7 #260]
1282 [Ref: Moncreiffe RoyalAnc p11, Tapsell Dynasties p178]
Sources with Information about marriage to Eleanor De MONTFORT
date:
[Ref: Reitwiesner Joan p81, Weis AR7 #260]
1278 [Ref: ES III.4 #642]
betrothed before 1265 [Ref: John Carmi Parsons SGM 5/30/1999],
place:
[Ref: Reitwiesner Joan p81],
names:
[Ref: CP VII p547(a), Dugdale Baronage p759, Richardson RoyalAnc v3p564, Richardson RoyalAnc v4p43],
child:
[Ref: John Carmi Parsons SGM 5/30/1999, Reitwiesner Joan p81]
Research Notes:
Prince of Wales [Ref: Richardson RoyalAnc v4p43]

Lord of Snowdon [Ref: Richardson RoyalAnc v4p43]

1246-1282: Prince of Gwynedd [Ref: Tapsell Dynasties p178]



Pedigree of Llywelyn Ap Gruffyd, Prince Of Gwynedd
                                                                /-----Idwal Prince Of North Wales
                                                       /-----Iago Ab Idwal, Prince Of Gwynedd
                                              /-----Cynan Ap Iago, Prince Of North Wales
                                     /-----Gruffydd Ap Cynan, Prince Of Gwynedd
                                    |        |                  /-----Sihtric III Of The Silken Beard OLAFSON, King Of Dublin
                                    |        |         /-----Olaf Of Dublin
                                    |        |        |         \-----Slani
                                    |         \-----Ragnaillt Of Dublin
                                    |                 |         /-----Dunlang Ui DUNLAINGE, King Of Laigin & Leinster
                                    |                  \-----Maelcorcre Of Leinster
                            /-----Owain Gwynedd Prince Of Gwynedd
                           |        |                  /-----Edwin Ap Gronwy Of Tegeingl
                           |        |         /-----Owain Ap Edwin
                           |        |        |        |         /-----Cynfyn Ap Gwerystan
                           |        |        |         \-----Iwerydd Ferch Cynfyn
                           |         \-----Angharat Of Tegaingl
                           |                 |         /-----Ednywain Bendew I Ap Neinad
                           |                  \-----Morwyl Ferch Ednywain Bendew
                   /-----Iorworth Drwyndwn Prince Of Gwynedd
                  |        |                           /-----Caradog
                  |        |                  /-----Trahaern Of Arwystil, King Of Gwynedd
                  |        |         /-----Llywarch
                  |         \-----Gladys Ferch Llywarch
                  |                  \-----Dyddgu Of Builth
          /-----Llewellyn Fawr The Great AP IORWORTH, Prince Of North Wales
         |        |                                             /-----Gwerystan
         |        |                                    /-----Cynfyn Ap Gwerystan
         |        |                           /-----Bleddyn Ap Cynfyn, King Of Gwynedd And Powys
         |        |                          |        |         /-----Maredudd Ab Owain, Prince Of Deheubarth
         |        |                          |         \-----Angharad Ferch Maredudd
         |        |                  /-----Maredudd Ap Bleddyn
         |        |                 |        |         /-----Cillin Y Blaidd Rhudd
         |        |                 |         \-----Haer Ferch Cillin
         |        |         /-----Madog Ap Maredudd, Prince Of Powys Fadog
         |        |        |        |         /-----Einudd
         |        |        |         \-----Hunydd Ferch Einudd
         |         \-----Margred Ferch Madog
         |                 |                                    /-----Idwal Prince Of North Wales
         |                 |                           /-----Iago Ab Idwal, Prince Of Gwynedd
         |                 |                  /-----Cynan Ap Iago, Prince Of North Wales
         |                 |         /-----Gruffydd Ap Cynan, Prince Of Gwynedd
         |                 |        |        |                  /-----Sihtric III Of The Silken Beard OLAFSON, King Of Dublin
         |                 |        |        |         /-----Olaf Of Dublin
         |                 |        |        |        |         \-----Slani
         |                 |        |         \-----Ragnaillt Of Dublin
         |                 |        |                 |         /-----Dunlang Ui DUNLAINGE, King Of Laigin & Leinster
         |                 |        |                  \-----Maelcorcre Of Leinster
         |                  \-----Susanna Ferch Gruffudd Ap Cynan
         |                          |                  /-----Edwin Ap Gronwy Of Tegeingl
         |                          |         /-----Owain Ap Edwin
         |                          |        |        |         /-----Cynfyn Ap Gwerystan
         |                          |        |         \-----Iwerydd Ferch Cynfyn
         |                           \-----Angharat Of Tegaingl
         |                                   |         /-----Ednywain Bendew I Ap Neinad
         |                                    \-----Morwyl Ferch Ednywain Bendew
 /-----Gruffydd Ap Llywelyn
|        |         /-----Llywarch Goch
|         \-----Tangwystl Of Rhos
Llywelyn Ap Gruffyd, Prince Of Gwynedd
|         /-----Cadadog
 \-----Senena



Descendants of Llywelyn Ap Gruffyd, Prince Of Gwynedd
1. Llywelyn Ap Gruffyd, Prince Of Gwynedd m. Eleanor De MONTFORT
m. Eleanor De MONTFORT father: Simon De MONTFORT, Earl Of Leicester mother: Eleanor