Breasal mac Ailealla
Luath rí Uí Liatháin ab ea Breasal mac Ailealla Thassaigh (Meán-Ghaeilge Bressal mac Ailello Thassaig), a d'fhéadfadh fosta a bheith ina Rí na Mumhan.. Banríon Laoghaire mhic Néill, Ard-Rí na hÉireann, ab ea a dheirfiúr, Angias.

Sinsear mhuintir Uí Thassaigh, clann thábhachtach Uí Liatháin, ab ea a athair.

Foinsí
 Francis John Byrne. Irish Kings and High-Kings. Four Courts Press. 2a eagrán athbhreithnithe, 2001.
 Michael A. O'Brien (eag.) with intr. by John V. Kelleher, Corpus genealogiarum Hiberniae. Institiúid Ard-Léinn Bhaile Átha Cliath. 1976.  Páirt eagrán digiteach: Donnchadh Ó Corráin (eag.), Genealogies ó Rawlinson B 502. Coláiste na hOllscoile, Corcaigh: Corpus of Electronic Texts. 1997.
 Whitley Stokes (eag. & aistr.), The Tripartite Life of Patrick. Londain: Eyre and Spottiswoode for Her Majesty's Stationery Office. 1887.

Tagairtí

Ríthe na Mumhan