Genealogy of the Marshall Family,
including Medieval and Ancient Lines

Updated: 02-03-2022.

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 may be downloaded here.

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


Individual Page


Family:
Marriage: Children:
  1. Cadwalader Fendigaid Prince Of Gwynedd Death: 664

Bibliography
  1. 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]*].
  2. Baldwin, Stewart, Rhoderic Mawr, King of Wales. Posting to soc.genealogy.medieval (email list GEN-MEDIEVAL) on 6/29/1997. Subject: Rhoderic Mawr, King of Wales. Available at https://groups.google.com/g/soc.genealogy.medieval/c/gYYSTBB2BZo/m/e2NawYUR7_UJ. Author address: sbald at AUBURN dot CAMPUS dot MCI dot NET. Information from this source tagged as [Ref: Stewart Baldwin SGM 6/29/1997].
  3. 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].
  4. 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]*].
  5. Wurts, John S., Magna Charta: The Pedigrees of the Barons, Philadelphia, PA: Brookfield Publishing Co, 1942. Available at https://familysearch.org/search/catalog/197851. Information from this source tagged as [Ref: Wurts MCBarons p[0-9]*].

Sources for birth and parent Information
father:
[Ref: Moncreiffe RoyalAnc p10, Tapsell Dynasties p177],
note:
[Ref: Wurts MCBarons p434]
Sources for death Information
date:
[Ref: Moncreiffe RoyalAnc p10, Stewart Baldwin SGM 7/27/1997]
633 [Ref: Tapsell Dynasties p177],
note:
[Ref: Wurts MCBarons p434]
Sources with Information about marriage to (Unk dau) Of Mercia
names:
Cadwallon & dau of King Wibba of Mercia [Ref: Moncreiffe RoyalAnc p10]
Research Notes:
625-633: Prince of Gwynedd [Ref: Tapsell Dynasties p177]
King of North Wales [Ref: Moncreiffe RoyalAnc p10]
King of Gwynedd [Ref: Stewart Baldwin SGM 7/27/1997]

great defender of his people, had a stormy career and was killed in battle in 634 [Ref: Wurts MCBarons p434]

overcame Northumbria, but was slain in 634 [Ref: Moncreiffe RoyalAnc p10]

the very late statement of Geoffrey of Monmouth that he married a sister of King Penda of Mercia can probably be dismissed as one of Geoffrey's numerous fabrications [Ref: Stewart Baldwin SGM 6/29/1997]



Pedigree of Caswallon Ap Cadfan, Prince Of Gwynedd
                                                                /-----Cynedda Weledig, Cunedda The Great King Of The Welsh
                                                       /-----Einion The Impetuous King Of Gwynedd
                                                      |         \-----Vala Princess Of Gwawl
                                              /-----Caswallon Lawhir Prince Of Gwynedd
                                     /-----Maelgwn Hir Prince Of Gwynedd
                            /-----Rhun Hir Prince Of Gwynedd
                   /-----Beli Ap Rhun, Prince Of Gwynedd
          /-----Iago Ap Beli, Prince Of Gwynedd
 /-----Cadfan Ap Iago, Prince Of Gwynedd
Caswallon Ap Cadfan, Prince Of Gwynedd



Descendants of Caswallon Ap Cadfan, Prince Of Gwynedd
1. Caswallon Ap Cadfan, Prince Of Gwynedd m. (Unk dau) Of Mercia
m. (Unk dau) Of Mercia father: Wibba King Of Mercia

2nd generation

2. Cadwalader Fendigaid Prince Of Gwynedd m.

3rd generation

3. Edwal Iwrch Prince Of Gwynedd m.

4th generation

4. Roderi Molwynog Prince Of Gwynedd m.

5th generation

5. Cynan Tindaethwy Prince Of Gwynedd m.