Genealogy of the Marshall Family,
including Medieval and Ancient Lines

Updated: 09-28-2022.

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. Tairrdelbach O'Brien, King Of Munster Death: 1167

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, Donnell O'Brien, king of Thomond. Posting to soc.genealogy.medieval (email list GEN-MEDIEVAL) on 8/29/2001. Subject: Donnell O'Brien, king of Thomond. Available at https://groups.google.com/g/soc.genealogy.medieval/c/6QNgVklU1bw/m/KEwml0_WATkJ. Author address: sbaldw at mindspring dot com. Information from this source tagged as [Ref: Stewart Baldwin SGM 8/29/2001-030404].

Sources for birth and parent Information
father:
[Ref: Stewart Baldwin SGM 8/29/2001-030404]
Sources with Information about marriage to Diarmaid O'Brien, King Of Munster
child:
[Ref: Moncreiffe RoyalAnc p16, Stewart Baldwin SGM 8/29/2001-030404]
Research Notes:



Pedigree of Mor
 /-----Ruaidri Na Saide Buide Ua Conchobar, King of Co
Mor



Descendants of Mor
1. Mor m. Diarmaid O'Brien, King Of Munster
m. Diarmaid O'Brien, King Of Munster father: Tairrdelbach Mac TADG, King Of Cashel And Munster, Hi mother: Derbforgaill

2nd generation

2. Tairrdelbach O'Brien, King Of Munster m. Sadb
m. Sadb father: Donnchad Balc Mac Gilla Patraic Ruad, King of Ossraig

3rd generation

3. Domnall Mor O'Brien, King Of Munster m.

4th generation

4. Donnchan Cairbreach O'Brien, King Of Thomond m.
5. (Unk Dau) O'BRIEN m. William De BURGH, Lord of Connaught
m. William De BURGH, Lord of Connaught father: Walter De BURGH mother: Alice

5th generation

6. Conor Na Suidane O'Brien, King Of Thomond m.
9. Richard De BURGH, Lord of Connaught m. Egidia (Jill) De LACY
m. Egidia (Jill) De LACY father: Walter De LACY, Baron Of Weobley mother: Margaret De BRAOISE