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. Owain Ap Edwin Death: 1104

Bibliography
  1. Baldwin, Stewart, Llywelyn ap Iorwerth ancestor table. Posting to soc.genealogy.medieval (email list GEN-MEDIEVAL) on 7/27/1997. Subject: Llywelyn ap Iorwerth ancestor table, gen. 1-8, 9-13, 14-18. Available at https://groups.google.com/g/soc.genealogy.medieval/c/62kLGKCIBno/m/ueu-1XrMKmAJ, https://groups.google.com/g/soc.genealogy.medieval/c/AhLsHr4k35Q/m/-09JXMxH0fEJ, and https://groups.google.com/g/soc.genealogy.medieval/c/2tnpOmyP9LU/m/o_nX5ZiILHYJ. Author address: sbald at AUBURN dot CAMPUS dot MCI dot NET. Information from this source tagged as [Ref: Stewart Baldwin SGM 7/27/1997].

Sources for birth and parent Information
father:
[Ref: Stewart Baldwin SGM 7/27/1997]
Sources with Information about marriage to Edwin Ap Gronwy Of Tegeingl
child:
[Ref: Stewart Baldwin SGM 7/27/1997]
Research Notes:
mother was not Angharad ferch Maredudd, since Iwerydd ferch Cynfyn was Cynfyn's dughter by a mother different from Angharad [Ref: Stewart Baldwin SGM 7/27/1997]



Pedigree of Iwerydd Ferch Cynfyn
          /-----Gwerystan
 /-----Cynfyn Ap Gwerystan
Iwerydd Ferch Cynfyn



Descendants of Iwerydd Ferch Cynfyn
1. Iwerydd Ferch Cynfyn m. Edwin Ap Gronwy Of Tegeingl
m. Edwin Ap Gronwy Of Tegeingl

2nd generation

2. Owain Ap Edwin m. Morwyl Ferch Ednywain Bendew
m. Morwyl Ferch Ednywain Bendew father: Ednywain Bendew I Ap Neinad

3rd generation

3. Angharat Of Tegaingl m. Gruffydd Ap Cynan, Prince Of Gwynedd
m. Gruffydd Ap Cynan, Prince Of Gwynedd father: Cynan Ap Iago, Prince Of North Wales mother: Ragnaillt Of Dublin
4. Gronw AP OWEN AP EDWIN m.

4th generation

5. Owain Gwynedd Prince Of Gwynedd m1. Gladys Ferch Llywarch m2. Christina Ferch Growny m3. m4. Ffynnod Wyddeles m5. Mofudd Ferch Elfan
m. Gladys Ferch Llywarch father: Llywarch mother: Dyddgu Of Builth
m. Christina Ferch Growny father: Gronw AP OWEN AP EDWIN
m. Ffynnod Wyddeles
m. Mofudd Ferch Elfan father: Elfan Ap SANDDE
6. Cadwaladr Ap Gruffydd m. (Unk Dau) De CLARE
m. (Unk Dau) De CLARE father: Richard FITZ GILBERT De CLARE, Baron Of Clare mother: Adeliza Le MESCHIN
7. Susanna Ferch Gruffudd Ap Cynan m. Madog Ap Maredudd, Prince Of Powys Fadog
m. Madog Ap Maredudd, Prince Of Powys Fadog father: Maredudd Ap Bleddyn mother: Hunydd Ferch Einudd
8. Christina Ferch Growny m. Owain Gwynedd Prince Of Gwynedd
m. Owain Gwynedd Prince Of Gwynedd father: Gruffydd Ap Cynan, Prince Of Gwynedd mother: Angharat Of Tegaingl

5th generation

9. Iorworth Drwyndwn Prince Of Gwynedd m1. Angharad m2. Margred Ferch Madog
m. Angharad father: Uchdrud Bishop of Llandaff
m. Margred Ferch Madog father: Madog Ap Maredudd, Prince Of Powys Fadog mother: Susanna Ferch Gruffudd Ap Cynan
12. Dafydd Ab Owain, Prince Of Gwynedd m. Emma PLANTAGENET
m. Emma PLANTAGENET father: Geoffrey Plantagenet Count Of Anjou, Duke Of Normandy
13. Rhodri Ap OWAIN FWYNEDD Prince Of Gwynedd m1. m2. Gwenllian Ferch Arglwydd Rhys m3. (Unk) Princess Of Man
m. Gwenllian Ferch Arglwydd Rhys father: Rhys AP GRUFFUDD, Prince Of South Wales
m. (Unk) Princess Of Man father: Reynold Lord Of The Isles mother: Fonia
16. Cynan Ap Owain Prince Of Gwynedd m.
24. Hywel m.
27. Richard Ap Cadwaladr m.
31. Margred Ferch Madog m1. Iorworth Drwyndwn Prince Of Gwynedd m2. Gwion Ap Jonas
m. Iorworth Drwyndwn Prince Of Gwynedd father: Owain Gwynedd Prince Of Gwynedd mother: Gladys Ferch Llywarch
m. Gwion Ap Jonas father: Jonas Ap Goronwy