Cormac m
Irish Gaelic: traditional name, apparently composed of the elements corb defilement + mac son. This has been a very popular name in Ireland from the earliest times. Cormac Ó Cuilleannáin, a roth-century king and bishop, wrote an important dictionary of the Irish language.
Cognate: Scottish Gaelic: Cormag.
First names dictionary. 2012.