Aodh Ua hEidhin (died 1121) was

King King is a royal title given to a male monarch. A king is an Absolute monarchy, absolute monarch if he holds unrestricted Government, governmental power or exercises full sovereignty over a nation. Conversely, he is a Constitutional monarchy, ...

Uí Fiachrach Aidhne Uí Fhiachrach Aidhne (also known as Hy Fiachrach) was a kingdom located in what is now the south of County Galway. Legendary origins and geography Originally known as Aidhne, it was said to have been settled by the mythical Fir Bolg. Dubhalta ...

. According to the ''

Annals of the Four Masters The ''Annals of the Kingdom of Ireland'' () or the ''Annals of the Four Masters'' () are chronicles of Middle Ages, medieval Irish history. The entries span from the Genesis flood narrative, Deluge, dated as 2,242 Anno Mundi, years after crea ...

'', ''sub anno'' 1121:

'' A hosting by Toirdhealbhach son of Ruaidhrí into Munster, and he burned Ciarraighe Luachra and went from there eastwards through Munster, and burned Ua Caoimh's house on the bank of the Abha Mhór, and his scouts came to Magh Ceithniuil and Druim Fínghin. On that day were killed
Muireadhach Ua Flaithbheartaigh Muireadhach Ua Flaithbheartaigh (died 1121) was King of Iar Connacht. Biography According to the Annals of the Four Masters, ''sub anno'' 1121: '' A hosting by Toirdhealbhach, son of Ruaidhrí into Munster, and he burned Ciarraighe Luachra an ...
, king of Iarthar Connacht, and Aodh Ua hEidhin, king of Uí Fhiachrach Aidhne, to avenge the profanation of Mo-Chuda, although Toirdhealbhach made compensation for the plundering. An encampment by Toirdhealbhach son of Ruaidhrí at Magh Biorra during the winter, and he made a settlement between Clann Charthaigh and Síol Briain, and they both submitted to him.''

References

* ''Irish Kings and High-Kings'', Francis John Byrne (2001), Dublin: Four Courts Press,
CELT: Corpus of Electronic Texts
a
University College Cork
{{DEFAULTSORT:Ua hEidhin, Aedh Nobility from County Galway 1121 deaths 12th-century Irish monarchs Year of birth unknown