Uí Dúnlainge
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The Uí Dúnlainge, from the Old Irish "grandsons (or descendants) of Dúnlaing", were an Irish dynasty of Leinster kings who traced their descent from Dúnlaing mac Énda Niada, a fifth-century King of Leinster. He was said to be a cousin of Énnae Cennsalach, eponymous ancestor of the rival
Uí Ceinnselaig The Uí Ceinselaig (also Uí Ceinselaig, Anglicized as Kinsella), from the Old Irish "grandsons of Cennsalach", are an Irish dynasty of Leinster who trace their descent from Énnae Cennsalach, a supposed contemporary of Niall of the Nine Hos ...
. Their claims to the kingship of
Leinster Leinster ( ; or ) is one of the four provinces of Ireland, in the southeast of Ireland. The modern province comprises the ancient Kingdoms of Meath, Leinster and Osraige, which existed during Gaelic Ireland. Following the 12th-century ...
were unopposed after the death of
Áed mac Colggen Áed mac Colggen (died 738) was a king of the Uí Cheinnselaig of Leinster. Some sources incorrectly make him joint king of Leinster with Bran Becc mac Murchada, but it appears that Áed was main ruler of Leinster in 738. His father Colcú mac ...
in the Battle of Ballyshannon on 19 August 738. Three of the sons of Murchad mac Brain (d. 727), Dunchad, Faelan and Muiredach reigned in turn after him as kings of Leinster. These kings were progenitors of the most powerful branches of Uí Dunlainge in the following three centuries: Uí Dunchada, Uí Faelain and Uí Muiredaig. These three kindreds rotated the kingship of Leinster between them from 750 to 1050. This is unusual in early Irish history as it was the equivalent of "keeping three oranges in the air" (the east Ulster kingdom of
Ulaid (Old Irish, ) or (Irish language, Modern Irish, ) was a Gaelic Ireland, Gaelic Provinces of Ireland, over-kingdom in north-eastern Ireland during the Middle Ages made up of a confederation of dynastic groups. Alternative names include , which ...
also rotated the kingship between families). Fourteen Uí Muiredaig kings (from whom descend the O'Toole family) were based at Mullaghmast/Máistín. Nine Uí Faelain kings (from whom descend the O'Byrne family) were based at Naas/Nás na Ríogh and ten Uí Dúnchada kings (later known as the MacGillaMo-Cholmoc and, after the Norman invasion, renamed the FitzDermots) were based at Lyons Hill/ Líamhain nearest to Dublin city. By the end of this remarkable run, the kingship of Leinster was being rotated between seventh cousins. The Fitzdermots later gave their names to the placenames Dolphin's Barn and
Ballyfermot Ballyfermot () is a suburb of Dublin, Republic of Ireland, Ireland. It is located west of the city centre, south of Phoenix Park. It is bordered by Chapelizod on the north, by Bluebell, Dublin, Bluebell on the south, by Inchicore on the east, ...
. Eoghan Corry and Jim Tancred; ''Annals of Ardclough'' (2004). The influence of the Uí Dúnlainge family helped secure place-myths for prominent Kildare landmarks in the heroic and romantic literature such as the Dindseanchas, '' Dinnshenchas Érenn'' as one of the "assemblies and noted places in Ireland". After the death of the last Kildare-based King of Laighin, Murchad Mac Dunlainge in 1042, the Kingship of Leinster reverted to the
Uí Ceinnselaig The Uí Ceinselaig (also Uí Ceinselaig, Anglicized as Kinsella), from the Old Irish "grandsons of Cennsalach", are an Irish dynasty of Leinster who trace their descent from Énnae Cennsalach, a supposed contemporary of Niall of the Nine Hos ...
kindred based in the south-east of Leinster.


See also

*
Laigin The Laigin, modern spelling Laighin (), were a Gaelic population group of early Ireland. They gave their name to the Kingdom of Leinster, which in the medieval era was known in Irish as ''Cóiced Laigen'', meaning "Fifth/province of the Leinste ...
* Irish nobility *
Irish royal families Irish royal families were the dynasties that once ruled large "overkingdoms" and smaller petty kingdoms on the island of Ireland. Members of some of these families still own land and live in the same broad locations. Locality Significant kingdo ...


References


Further reading

* *O'Brien, Michael A. "A Middle Irish poem on the Christian kings of Leinster." ''
Ériu In Irish mythology, Ériu (; ), daughter of Delbáeth and Ernmas of the Tuatha Dé Danann, was the eponymous matron goddess of Ireland. The English name for Ireland comes from the name Ériu and the Germanic languages, Germanic (Old Norse or ...
'' 17 (1955). pp. 35–51. Kings of Leinster History of County Kildare Laigin Gaelic-Irish nations and dynasties Gaels {{Ireland-royal-stub