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

Person Info

Name: Constantine MAGUIRE
Sex: M
Burial: Monastery of Donegal ^u

Parents:

Family:
Children:

Joan MAGUIRE Death: 22 Jun 1600 in Magheracross, co Fermanagh

Bibliography

Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 12-2, Tracton-Zz. London: St Catherine Press, 1959. 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/2 [Ap][p0-9].*].

Sources for burial Information

place:: [Ref: CP XII/2 p132]

Sources with Information about marriage to unknown

child:: [Ref: CP XII/2 p132]

Research Notes:

Pedigree of Constantine MAGUIRE
Constantine MAGUIRE

Descendants of Constantine MAGUIRE

1. Constantine MAGUIRE m.

2+ Joan MAGUIRE m. Matthew O'NEILL

2nd generation

2. Joan MAGUIRE m. Matthew O'NEILL

m. Matthew O'NEILL father: Con Baccach O'NEILL, Earl of Tyrone mother: Alison KELLY

3 Brien O'NEILL, Earl of Tyrone

4+ Hugh O'NEILL, Earl of Tyrone m. Joanna O'DONNELL

3rd generation

4. Hugh O'NEILL, Earl of Tyrone m. Joanna O'DONNELL

m. Joanna O'DONNELL father: Sir Hugh O'DONNELL

5+ Alice O'NEILL m. Randal MacSorley MacDONNELL, Earl of Antrim

4th generation

5. Alice O'NEILL m. Randal MacSorley MacDONNELL, Earl of Antrim

m. Randal MacSorley MacDONNELL, Earl of Antrim father: Sorley Buoy MACDONNEL mother: Mary O'NEILL

6+ Mary MacDONNELL m1. Lucas DILLON, Viscount Dillon m2. Oliver PLUNKETT, Lord Louth

7+ Ann MACDONNELL m1. Christopher NUGENT m2. William FLEMING, Lord Slane

8 Randal MACDONNELL, Marquess of Antrim m1. Katherine MANNERS m2. Rose ONEILL; Katherine MANNERS father: Francis MANNERS, Earl Of Rutland mother: Frances KNYVETT

9 Alexander MACDONNEL, Earl of Antrim

5th generation

6. Mary MacDONNELL m1. Lucas DILLON, Viscount Dillon m2. Oliver PLUNKETT, Lord Louth

m. Lucas DILLON, Viscount Dillon father: Sir Christopher DILLON mother: Jane DILLON

10 Theobald DILLON, Viscount Dillon

m. Oliver PLUNKETT, Lord Louth father: Matthew PLUNKETT, Lord Louth mother: Mary FITZWILLIAM

7. Ann MACDONNELL m1. Christopher NUGENT m2. William FLEMING, Lord Slane

m. Christopher NUGENT father: Richard NUGENT, Earl of Westmeath mother: Jane PLUNKETT

11+ Richard NUGENT, Earl of Westmeath m. Mary NUGENT

m. William FLEMING, Lord Slane father: Christopher FLEMING, Lord Slane mother: Elinor BARNEWALL