The story
- Irish · derived fromÓ Maoilmhiadhaigh“descendant of Maoilmhiadhach”
- English todayMulvey
Reduced Anglicized form of Irish Ó Maoilmhiadhaigh (“descendant of Maoilmhiadhach”), a personal name composed of the elements maol (“servant, devotee”) + miadhach (“honorable”).
Etymology from Wiktionary, CC BY-SA 4.0.