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. Donough O'BRIEN, Earl Of Thomond Birth: 1 Death: 5 Sep 1624 in Clonmell
  2. Daniel O'BRIEN, Viscount Clare Birth: 3 Death: Abt 1666

Bibliography
  1. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 03 Canonteigh-Cutts. London: St Catherine Press, 1913. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Vol 3 also available at http://archive.org/completepeerageo03coka Information from this source tagged as [Ref: CP III [Ap][p0-9].*].
  2. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 12-1, Skelmersdale-Towton. London: St Catherine Press, 1953. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP XII/1 [Ap][p0-9].*].

Sources for birth and parent Information
father:
[Ref: CP III p251, CP XII/1 p705]
Sources for death Information
date:
[Ref: CP XII/1 p705],
place:
[Ref: CP XII/1 p705]
Sources with Information about marriage to Conor O'BRIEN, Earl Of Thomond
date:
second marriage of Connor [Ref: CP III p251, CP XII/1 p705],
child:
[Ref: CP III p251, CP XII/1 p705]
Research Notes:



Pedigree of Ownye
 /-----Turlogh MAC-T-BRIEN-ARA
Ownye



Descendants of Ownye
1. Ownye m. Conor O'BRIEN, Earl Of Thomond
m. Conor O'BRIEN, Earl Of Thomond father: Donough O'BRIEN, Earl Of Thomond mother: Ellen BUTLER

2nd generation

2. Donough O'BRIEN, Earl Of Thomond m1. Helen ROCHE m2. Elizabeth FITZGERALD
m. Helen ROCHE father: Maurice ROCHE, Viscount Fermoy mother: Eleanor FITZ GERALD
m. Elizabeth FITZGERALD father: Gerald FITZGERALD, Earl Of Kildare mother: Mable BROWNE

3rd generation

4. Margaret O'BRIEN m. Cormac Oge MacCARTY, Viscount Muskerry
m. Cormac Oge MacCARTY, Viscount Muskerry
5. Henry O'BRIEN, Earl Of Thomond m. Mary BRERETON
m. Mary BRERETON father: William BRERETON, Lord Brereton mother: Margaret SAVAGE
6. Barnabas O'BRIEN, Earl Of Thomond m. Mary FERMOR
m. Mary FERMOR father: Sir George FERMOR mother: Mary CURSON

4th generation

7. Donough MacCARTY, Earl of Clancarty m. Eleanor BUTLER
m. Eleanor BUTLER father: Thomas BUTLER, Viscount Thurles mother: Elizabeth POYNTZ
8. Elizabeth O'BRIEN m1. Dutton GERARD, Lord Gerard m2. Philip WENMAN, Viscount Wenman of Tuam
m. Dutton GERARD, Lord Gerard father: Gilbert GERARD, Lord Gerard mother: Eleanor DUTTON
m. Philip WENMAN, Viscount Wenman of Tuam father: Thomas WENMAN, Viscount Wenman of Tuam mother: Margaret HAMPDEN
11. Anne O'BRIEN m. Henry O'BRIEN, Earl Of Thomond
m. Henry O'BRIEN, Earl Of Thomond father: Barnabas O'BRIEN, Earl Of Thomond mother: Mary FERMOR
12. Penelope O'BRIEN m. Henry MORDAUNT, Earl of Peterborough
m. Henry MORDAUNT, Earl of Peterborough father: John MORDAUNT, Earl of Peterborough mother: Elizabeth HOWARD
13. Henry O'BRIEN, Earl Of Thomond m1. Anne O'BRIEN m2. Sarah RUSSELL
m. Anne O'BRIEN father: Henry O'BRIEN, Earl Of Thomond mother: Mary BRERETON
m. Sarah RUSSELL father: Sir Francis RUSSELL mother: Catherine WHEATLEY

5th generation

14. Helen McCARTY m. William BOURKE, Earl of Clanricarde
m. William BOURKE, Earl of Clanricarde father: Sir William De BURGH mother: Joan O'SHAUGNESSY
15. Margaret MacCARTY m. Luke PLUNKETT, Earl of Fingall
m. Luke PLUNKETT, Earl of Fingall father: Christopher PLUNKETT, Earl of Fingall mother: Mabel BARNEWALL
17. Henry O'BRIEN, Lord Ibrackan m. Catherine STUART, Baroness Clifton
m. Catherine STUART, Baroness Clifton father: George STUART, Lord of Aubigny mother: Katherine HOWARD