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:
Children:
  1. Conor Na Suidane O'Brien, King Of Thomond Death: 1258

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]*].

Sources for birth and parent Information
father:
[Ref: Moncreiffe RoyalAnc p16]
Sources for death Information
date:
[Ref: Moncreiffe RoyalAnc p16]
Sources with Information about marriage to unknown
child:
[Ref: Moncreiffe RoyalAnc p16]
Research Notes:
King of Thomond (North Munster) [Ref: Moncreiffe RoyalAnc p16]

1239-42: King of Thomond [Ref: Moncreiffe RoyalAnc p16]



Pedigree of Donnchan Cairbreach O'Brien, King Of Thomond
                                                                /-----Lorcan Dal Cais King Of Munster And Thomond
                                                       /-----Cennetig Dal Cais King Of Munster And Thomond
                                              /-----Brian Boruma, King Of Cashel And Munster, High
                                             |        |         /-----Aurchad King Of Ui Briuin Or West Connacht
                                             |         \-----Be Bind
                                             |                  \-----Osnadh
                                     /-----Tadg Mac Briain
                                    |        |         /-----Carrlus Mac AILELLA, King Of Ui Adea Ocba
                                    |         \-----Echrad
                            /-----Tairrdelbach Mac TADG, King Of Cashel And Munster, Hi
                           |        |         /-----Gilla Brigte Ua Mael Muaid, King Of Cenel Fiachach
                           |         \-----Mor
                   /-----Diarmaid O'Brien, King Of Munster
                  |        |                                    /-----Cellach Mac Cerbaill, King Of Osraige
                  |        |                           /-----Donnchad King Of Ossory
                  |        |                          |         \-----Echrad
                  |        |                  /-----Gilla Patraic Mac Donnchada, King Of Ossory
                  |        |                 |        |         /-----Faelan Mac Cormac, King Of Dessi
                  |        |                 |         \-----Aife
                  |        |         /-----Tadc Mac Gilla Patraic
                  |         \-----Derbforgaill
          /-----Tairrdelbach O'Brien, King Of Munster
         |        |         /-----Ruaidri Na Saide Buide Ua Conchobar, King of Co
         |         \-----Mor
 /-----Domnall Mor O'Brien, King Of Munster
|        |                                                      /-----Donnchad King Of Ossory
|        |                                             /-----Gilla Patraic Mac Donnchada, King Of Ossory
|        |                                            |         \-----Aife
|        |                                    /-----Donnchad King Of Osraige
|        |                                   |        |         /-----Harold
|        |                                   |         \-----Mael Maire
|        |                           /-----Gilla Patraic King Of Osraige
|        |                  /-----Domnall Mac Gilla Patraic, King of Ossraige
|        |         /-----Donnchad Balc Mac Gilla Patraic Ruad, King of Ossraig
|         \-----Sadb
Donnchan Cairbreach O'Brien, King Of Thomond



Descendants of Donnchan Cairbreach O'Brien, King Of Thomond
1. Donnchan Cairbreach O'Brien, King Of Thomond m.

2nd generation

2. Conor Na Suidane O'Brien, King Of Thomond m.

3rd generation

4. Teige Cael-Uisce O'Brien m.

4th generation

5. Turlough King Of Thomond m.

5th generation

6. Connor O'BRIEN, Prince Of Thomond m.
7. Muirchertach O'Brien, King Of Thomond m.