Comgall mac Domangairt

NASA Landsat image of the Cowal peninsula and the isle of Bute. Parts of Kintyre and Knapdale, the lands of the Cenél nGabráin, can be seen on the left side; the lands of the Cenél Loairn lie beyond the top left corner of the image; Dumbarton Rock, chief place of the kingdom of Alt Clut, lies further up the river Clyde seen in the middle right.

Comgall mac Domangairt was king of Dál Riata in the early 6th century. He was the son of Domangart Réti and grandson of Fergus Mór. The Annals of Ulster report his death in 538, 542 and 545, the Annals of Tigernach in 537.