Ailill Flann Bec, son of

Fiachu Muillethan Fiachu Muillethan (broad crown) or Fiachu Fer Da Liach (of the two sorrows), son of Éogan Mór, was a legendary king belonging to the Deirgtine, the proto-historical ancestors of the Eóganachta dynasties of Munster. He is known primarily from th ...

, was an

Irish Irish may refer to: Common meanings * Someone or something of, from, or related to: ** Ireland, an island situated off the north-western coast of continental Europe ***Éire, Irish language name for the isle ** Northern Ireland, a constituent unit ...

dynast belonging to the

Deirgtine The Deirgtine (Deirgthine, Dergtine, Dergthine), Clanna Dergthened or "Descendants of Dego Dergthened" were the proto-historical ancestors of the historical Eóganachta dynasties of Munster. Their origins are unclear but they may have been of fai ...

, the proto-historical ancestors of the historical Eóganachta dynasties of

Munster Munster ( gle, an Mhumhain or ) is one of the provinces of Ireland, in the south of Ireland. In early Ireland, the Kingdom of Munster was one of the kingdoms of Gaelic Ireland ruled by a "king of over-kings" ( ga, rí ruirech). Following t ...

. He was the father of Luigthech, also known as Lugaid, and thus the grandfather of

Conall Corc Corc mac Luigthig (340-379),Genealogy of the House of Mac-Carthy formerly Sovereign of the Two Momonies or Southern Ireland, P. Louis Lainé, pg. 26, https://celt.ucc.ie/published/F830000-001.html also called Conall Corc, Corc of Cashel, and Corc ...

. Another son of Ailill Flann Bec may have been

Dáire Cerbba Dáire Cerbba (or Cerba, Cearba, Cearb; meaning "Silver Dáire" or "Dáire the Sharp/Cutting") was a 4th-century Irish dynast who was evidently a king of late prehistoric central northern Munster, called Medón Mairtíne at the time. A frequentl ...

, but there is evidence against this. He was adopted by and succeeded his elder brother Ailill Flann Mór, who left no issue.

References

Kuno Meyer Kuno Meyer (20 December 1858 – 11 October 1919) was a German scholar, distinguished in the field of Celtic philology and literature. His pro-German stance at the start of World War I in the United States was a source of controversy. His brother ...

(ed.)
"The Laud Genealogies and Tribal Histories"
in ''

Zeitschrift für celtische Philologie The ''Zeitschrift für celtische Philologie'' is an academic journal of Celtic studies, which was established in 1897 by the German scholars Kuno Meyer and Ludwig Christian Stern.Busse, Peter E. "''Zeitschrift für celtische Philologie''." In ''Ce ...

8''. Halle/Saale, Max Niemeyer. 1912. Pages 291-338. * Michael A. O'Brien (ed.) with intr. by John V. Kelleher, ''Corpus genealogiarum Hiberniae''. DIAS. 1976. / partial digital edition:

Donnchadh Ó Corráin Donnchadh Ó Corráin (28 February 1942 – 25 October 2017) was an Irish historian and Professor Emeritus of Medieval History at University College Cork. He earned his BA in history and Irish from that institution, graduating in 1964. He was ...

(ed.)
Genealogies from Rawlinson B 502
University College, Cork
Corpus of Electronic Texts
1997. * John O'Donovan (ed. and tr.), '' Annála Ríoghachta Éireann. Annals of the Kingdom of Ireland by the Four Masters, from the Earliest Period to the Year 1616''. 7 vols. Royal Irish Academy. Dublin. 1848-51. 2nd edition, 1856. *

John O'Hart John O'Hart (1824–1902) was an Irish genealogist. He was born in Crossmolina, County Mayo, Ireland. A committed Roman Catholic and Irish nationalist, O'Hart had originally planned to become a priest but instead spent two years as a polic ...

Irish Pedigrees
Dublin: James Duffy and Co. 5th edition, 1892. * Eugene O'Keeffe (ed. and tr.), ''Eoganacht Genealogies from the

Book of Munster ''An Leabhar Muimhneach'', also known as ''The Book of Munster'', is an Irish genealogical manuscript. ''An Leabhar Muimhneach'' is preserved in a number of 18th century manuscripts, the best being the work of the scribe Richard Tipper of Dubli ...

''. Cork. 1703. (availabl
here
* T. F. O'Rahilly, ''Early Irish History and Mythology''.

Dublin Institute for Advanced Studies The Dublin Institute for Advanced Studies (DIAS) ( ga, Institiúid Ard-Léinn Bhaile Átha Cliath) is a statutory independent research institute in Ireland. It was established in 1940 on the initiative of the Taoiseach, Éamon de Valera, in Dub ...

. 1946. {{Refend Medieval Gaels from Ireland