Ui Briuin and Uí Fiachrach
Eochaidh Mugmedon was king of Connacht at the end of the fourth century. In early historical times his offspring: separated into three dynasties --
  • Brioin the Uí Briuin, ancestors to the Síl Murray (O Conors and MacDermots) and In the seventh century the Uí Briuin began separating into three branches --
    • Ui Briuin Seola (O Flahertys)
    • Ui Briuin Breffney (O Rourkes and O Reillys)
    • Ui Briuin Ai (O Conors, MacDermots and others)
  •  
  • Fiachra the Uí Fiachra, ancestors to the O Dowds and O Heynes
     
  • Ailillthe Uí Aillela, their name is perpetuated in the barony of Tir-Errill in County Sligo.
Regional references from the Annals ( Regional Kings, i.e. rí or rex)
Fiachrach Muaidhe
T735.4 Airechtach h-ua Dunchadha Muirsce, rí d'Ib Fiachrach Muaidhe ar Chondachtaib, moriuntur.

 

 

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