Conall Laeg Breg

{{Short description|King of Brega (died 612)}}

{{Use dmy dates|date=April 2022}}

Conall Laeg Breg mac Áedo Sláine (died 612) was a King of Brega from the Síl nÁedo Sláine branch of the southern Ui Neill. He was the son of the high king Áed Sláine mac Diarmato (died 604). He ruled from 604 to 612. He is not called King of Brega in the annals but is second in a poem on the rulers of Síl nÁedo Sláine in the Book of Leinster.Book of Leinster, Flann Mainistrech: "Síl Aeda Sláne Na Sleg"

His father had treacherously slain his nephew, Suibne mac Colmáin (died 600) of the Clann Cholmáin and was then himself slain in battle by Suibne's son Conall Guthbinn (died 635) setting off a feud among the southern Ui Neill.Annals of Ulster AU 600.2, 604.2; Annals of Tigernach AT 598.3, AT 602.2 As part of this feud Conall Laeg Breg was slain in the Battle of Odba by Óengus mac Colmáin (died 621) of Clann Cholmáin Bicc in 612.Annals of Ulster AU 612.2; Annals of Tigernach AT 610.2