Family name origins & meanings
- Irish : Anglicized form of Gaelic Mac Cearáin, a form of Mac Ciaráin ‘son of Ciarán’, a personal name meaning ‘little dark one’, often Anglicized as Kieran.
- Irish : Anglicized form of Gaelic Mac Carrghamhna ‘son of Corrghamhain’, a personal name composed of the elements corr ‘sharp’ + gamhain ‘calf’ (young bull).