Conchobar Ua Briain (died

1142 Year 1142 ( MCXLII) was a common year starting on Thursday (link will display the full calendar) of the Julian calendar. Events By place Byzantine Empire * Spring – Emperor John II Komnenos and his sons lead a Byzantine expedi ...

) was a mid-twelfth-century ruler of the kingdoms 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 the ...

and

Dublin Dublin (; , or ) is the capital and largest city of Republic of Ireland, Ireland. On a bay at the mouth of the River Liffey, it is in the Provinces of Ireland, province of Leinster, bordered on the south by the Dublin Mountains, a part of th ...

. Conchobar was a son of Diarmait Ua Briain, King of Munster. In 1138, Conchobar assumed the kingship of Munster. The ''

Annals of the Four Masters The ''Annals of the Kingdom of Ireland'' ( ga, Annála Ríoghachta Éireann) or the ''Annals of the Four Masters'' (''Annála na gCeithre Máistrí'') are chronicles of medieval Irish history. The entries span from the Deluge, dated as 2,24 ...

'' reveals that he gained the kingship of Dublin in 1141. He died the following year. Duffy (1992) p. 121. It is believed that Conchobar Ua Briain founded what is now known as

Cahir Castle Cahir Castle ( ga, Caisleán na Cathrach), one of the largest castles in Ireland, is sited on an island in the river Suir. It was built from 1142 by Conchobar Ua Briain, King of Thomond. Now situated in Cahir town centre, County Tipperary, the ...

in the early 12th century. The fortress was a state-of-the-art defensive stronghold at the time, and continued to be in use for hundreds of years after being gifted to the Butler family in 1375 by

Edward III Edward III (13 November 1312 – 21 June 1377), also known as Edward of Windsor before his accession, was King of England and Lord of Ireland from January 1327 until his death in 1377. He is noted for his military success and for restoring r ...

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Secondary sources

* * {{DEFAULTSORT:Ua Briain, Conchobar 1142 deaths 12th-century Irish monarchs Kings of Munster Monarchs of Dublin

Conchobar ( is an old and famous Irish male name meaning "lover of canines". It is the source of the Irish names Conor, Connor, Connors, Conner, O'Connor, etc. It is a name borne by several figures from Irish history and legend, including: * Conchoba ...