Mac Aodhagáin ( English: ''Egan'' or ''Keegan''), is an Irish Gaelic clan of

Brehon Brehon (, ) is a term for a historical arbitration, mediative, and judicial role in Gaelic culture. Brehons were part of the system of Early Irish law, which was also simply called " Brehon law". Brehons were judges, close in importance to the ...

s who were hereditary lawyers - firstly to the Ó Conchobhair Kings of Connacht, and later to the Burkes of Clanricarde. The earliest surviving Irish law manuscript, '' In Senchas Már'', was written prior to 1350 at a school (patronised by the Mac Aodhagáin) at Duniry, near Loughrea. Other branches of the clann maintained schools at Park, outside

Tuam Tuam (; , meaning 'mound' or 'burial-place') is a town in Ireland and the second-largest settlement in County Galway. It is west of the midland Region, Ireland, midlands of Ireland, about north of Galway city. The town is in a civil parishe ...

, and at Ballymacegan in Co. Tipperary.ClanEgan.org - Mac Aodhagain - MacEgan
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Naming conventions

The surname has been Anglicised in a variety of ways, including as Mac Egan, Egan, Eagan, Keegan, Keeghan, McKeegan, or Keigan, McKiegan, and McKagan.

Annalistic references

* ''AC1225.30 Tadc O Finnachta, an officer of Aed son of Ruaidri Conchobairwas killed by Mac Aedacan's men on a plundering raid in this same war.'' * ''AC1273.4 Jordan d'Exeter raided the Corann, and a few of the Connacht princes came up with his party; but they were incited to an unwise move by an evil(?) man, so that Domnall son of Donnchad son of Magnus Conchobairand Magnus son of Art and Oirechtach Mac Aedacain and Aed O Birn and many others were killed.'' * ''M1474.21 Gilla-Finn Mac Egan, Ollav to O'Conor Faly ... died.'' Gilla Fionn Mac Aodhagáin, Ollamh Ó Conchubhair Failghe * ''M1486.29 Teige Mac Egan, Ollav of Annaly, was slain in an abominable manner by the descendants of Irial O'Farrell.'' Teige Mac Aodhagáin * ''M1487.24 John, the son of Conor Mac Egan, Ollav of Clanrickard, and Hugh, the son of Brian, son of Farrel Roe O'Higgin, died.'' Sean mac Conchubhair Mac Aodhagáin * ''M1529.8 Cosnamhach, the son of Farrell, son of Donough Duv Mac Egan, the most distinguished adept in the Fenechas, poetry, and lay Brehonship, in all the Irish territories, died, and was interred at Elphin.'' An Cosnamhach Mac Aodhagáin * ''M1529.9 Mac Egan of Ormond (Donnell, the son of Hugh, son of Donnell), head of the learned of Leath-Mhogha in Feneachus and poetry, died.'' Domhnall mac Aedh Mac Aodhagáin

Family trees from ''Geinealaigh Clainne Aodhagáin'', below

* Muirchertach Mac Aodhagáin ** Saérbrethach *** Mac Aodhagáin Magnus of Munster ** Donnchad Mór *** Mac Aodhagáin of Connacht, Westmeath and Leinster ** Aed *** Domnall **** Aed Gilla Ísa Muirchertach Mac Aodhagáin , , _______________________________________________ , , , , , , Saérbrethach Donnchad Mór Mael Ísu , , , , , , Mac Aodhagáin Mac Aodhagáin of Connacht, Magnus of Munster Westmeath and Leinster , , Aed , , Domnall , , Aed Gilla Ísa

Mac Aodhagáin of Munster

Muirchertach Mac Aodhagáin , , _______________________________________________ , , , , , , Saérbrethach Donnchad Mór Mael Ísu , , _____________________________________________________________ , , , , , , Gilla na Naem Fland Fingin , , , , __________________ , , , , Saérbrethach Fingin , , , , Saérbrethach Dond Sléibhe , , , , Mael Isu Ruadh, Saerdalach , , d. 1317. Fland Gilla na Naem , , , , _________________________ Tomás , , , , , , , , Conchobar Cairbre Fiachra Tomás Aimréid , , , _______________________________________________________________________ , , , , , Conchobar , , , , , Gilla na Naem, d. 1399. Aed, d. 1359. Tadcc Donall, d. 1413. , , , Cairbre , ______________________________________________ , , , , , Conchobar , , , , , Gilla na Naem, d. 1443. Aed Domnall Donnchad _____________, _____________________________ , , , , , _________________, ______________________, ________________ , , , , , , , , , , Sean Tadcc Baethgalach , , , , , , , , , Gilla na Naem Cairbre Aed Fergal Conchobar Muirchertach Eogan , , _________ , , , , , , , , , ___________________________, _______________________ , , Domnall Donnchad Domnall, d. 1529. , , , , , Domnall Tacc, , & William , , , , , , Aed Clerech, , Brian An Cosnamach Conchobar Muircheartach Gilla na Naem , William. An Cosnamaid , , __________, , , , Cairbre , , , Cairbre Baethgalach , _____________________________________ , , , , , , , , William Flann Donnchad Cairbre Óge , d. 1643 d. 1602 d. 1601 , Seán, fl. 1644.

Mac Aodhagáin of Lower Connacht

Mac Aodhagáin of Cineil Fiachrach and Offaly

Mac Aodhagáin Ollamhs of Connacht

Muirchertach Mac Aodhagáin , , _______________________________________________ , , , , , , Saérbrethach Donnchad Mór Mael Ísu , , , , , , Mac Aodhagáin , Magnus of Munster , , ________________________, ______________ , , , , , , Baethgalach Diarmait Donnchad Claen (see Lower Connacht) , , _________________________________________________________________________________ , , , , Sairbrethach In Cosnamaid , , , , Mael Isa Dond, d. 1330. Crimthann , , _______________________, ________________________________________________________________ , , , , , , , Aed , , , , , , Sairbrethach Caech, d. 1354. Roiberd Muirchertach Buidhe Sean Donnchad Tomas Tuathach , , , , _________________________ , , ____________________ , , Eogan , , , , , , Solam Saerdalach Tomaltach Carrach Baethgalach , , , , ___________________, , , , , Eogan , , , , , Donnchad Dub Rioberd , , , , Eogan , , , ________________________________ , , , , , , , , , , , , Brian, d. 1473. Sean Toinn Buidhe , , , , , , , , , , , , Aed, Roiberd Solam Buidhe , , Magnus. , , ______________________________________________________________________________________________________________________ , , , , , , , , , , , , , , , , , , , , , Brian Carrach Fergal Aed Saerdalach Eogan Gilla na Naem Domnall Clerech Tadcc Diarmait Buidhe , , , , , , , , , , , Sean, Conchobar, Uilliam, Tadcc, , Uilliam, Saerdalach, Tadcc, Sean. , Saerdalach, Muirchertach C., Mael-Ruin, , Cormac G., An Cosnamaid, d. 1529. Donnchad, , Conchobar. Cairbre. , na-Tet , an brathair , ____________________________________________________________________________ , , , , Airechtach Mael Isu , , , , ____________________ Gilla na Naem, d. 1447. , , , , , , ________________________________________________________________ Saerbrethach An Cosnamaid Caech , , , , , , , , , , , , , , Tadcc, d.1487. An Cosnmaid Baethgalach Gilla na Naem Oc Fergal Conchobar, Caibre, & Aed. William, & Tadcc.

Mac Aodhagáin of Breifine and Teathba

Mac Aodhagáin of Clanricarde

List of people

People with the surnames of "Egan" and "Keegan"- their descent from the Mac Aodhagáin not in all cases established- include:

Egan

* Boetius Egan (archbishop of Tuam) (1734–1798), Roman Catholic prelate * Boetius Egan (bishop of Elphin) (died 1650), Roman Catholic prelate * Chandler Egan, golfer * Chris Egan (disambiguation), several people * Daniel Egan, former mayor of Sydney, Australia * Dennis Egan (born 1947), Alaska politician * Eddie Eagan (1897–1967), only athlete to win gold medals in both Summer (boxing) and Winter (4-man bobsled) Olympics * Eddie Egan (1930–1995), New York police detective depicted in ''The French Connection'' * Edward Egan, Roman Catholic Cardinal * Felim Egan, painter * George W. Egan, South Dakota politician * Gerard Egan, psychologist *

Greg Egan Greg Egan (born 20 August 1961) is an Australian science fiction writer and mathematician, best known for his works of hard science fiction. Egan has won multiple awards including the John W. Campbell Memorial Award, the Hugo Award, and the Lo ...

, science fiction author * James Egan (disambiguation), several people called James or Jim * Jane Egan, athlete, lawyer * Jennifer Egan, author * Joe Egan (disambiguation), several people * John Egan (disambiguation), several people * Kenny Egan, boxer * Johnny Egan (basketball), basketball player and coach * Joseph F. Egan (c.1917–1964), New York politician * Joseph V. Egan, New Jersey politician * Kian Egan, singer, part of the band Westlife * Kieran Egan (educationist), English educator * Kieran Egan (politician), Irish politician *

Mark Egan Mark Egan (born January 14, 1951, in Brockton, Massachusetts) is an American jazz bassist and trumpeter known for his membership in the Pat Metheny Group and the Gil Evans Orchestra. He is co-founder of the jazz fusion band, Elements. Biogra ...

, jazz musician * Matthew Egan, Australian Rules footballer * Maureen Egan, American writer and director of music videos and films * Maurice Francis Egan, American writer and diplomat * Michael Egan (disambiguation), several people * Philip Egan (born 1955), Bishop of Portsmouth * Pierce Egan, journalist * Richard Egan (disambiguation), several people * Roma Egan, ballet dancer *

Seamus Egan Seamus Egan is an Irish-American musician. Early days Seamus Egan was born in Hatboro, Pennsylvania to Irish immigrants Mike and Ann Egan. At the age of three his parents moved the family back home to County Mayo, Ireland. He learned accordi ...

, musician * Sean Egan, computer software developer * Susan Egan, American actress * Ted Egan, Australian folk musician and Administrator of the Northern Territory * Thomas Egan (disambiguation), several people * Timothy Egan, writer * Walter Egan (born 1948), American musician * Walter Egan (golfer), golfer * William Egan (disambiguation), several people

Keegan

* Andrew Keegan (born 1979), American actor * Betty Ann Keegan (1920–1974), American politician * Bob Keegan (baseball) (1920–2001), American baseballer * Chad Keegan (born 1979), South African cricketer * Claire Keegan (born 1968), Irish writer * Colm Keegan, (born 1989), Singer in Celtic Thunder * Ged Keegan (born 1955), English footballer * Jake Keegan (born 1991), American soccer player * Jimmy Keegan (born 1969), American musician * Sir

John Keegan Sir John Desmond Patrick Keegan (15 May 1934 – 2 August 2012) was an English military historian, lecturer, author and journalist. He wrote many published works on the nature of combat between prehistory and the 21st century, covering land, ...

(1934–2012), English military historian and author * John C. Keegan (born 1952), American judge, retired military officer, and Arizona politician * Kevin Keegan (born 1951), English football manager and former player * Lisa Graham Keegan, American education reform advocate, Arizona politician and political activist * Marina Keegan (1989–2012), American author * Michelle Keegan (born 1987), British actress * Paul Keegan (born 1972), Irish footballer * Paul Keegan (born 1984), Irish footballer * Rose Keegan (born 1965), British actress * Rupert Keegan (born 1955), English racing driver * Scarlett Keegan (born 1984), American model and actress * Victor Keegan (born 1940), British journalist and author focusing on economics and technology issues

References

* ''Geinealaigh Clainne Aodhagáin A.D. 1400-1500 Ollamhain I Bhféineachus Is I Bhfilidheacht'', Caitilín Ní Maol Chróin ( Kathleen Mulchrone),''Measgra i gcuimhne Mhichíl Uí Chléirigh. Miscellany of historical and linguistic studies in honour of Brother Michael Ó Cléirigh, chief of the Four Masters, 1643-1943'', ed. by Father Sylvester O'Brien, Assisi Press, Dublin, 1944, pp. 132–139.

External links

Egan family pedigree
at Library Ireland
Clann Mac Aodhagáin (USA/Canada)
at Clan Egan

at Egan Family
Clann Mac Aodhagáin of the Ui Maine
at Clann MacAodhagain Brehon Academy {{DEFAULTSORT:Macaodhagain Lordship of Ireland Irish writers Irish families Surnames Surnames of Irish origin Irish Brehon families Mac Aodhagain Families of Irish ancestry Early modern history of Ireland