Kilcoyne Family History
Kilcoyne Name Meaning
Irish (Mayo and Sligo): Anglicized form of Gaelic Mac Giolla Chaoine ‘son of the servant (i.e. devotee) of Saint Caoin’ or from Mac Giolla Chaoin ‘son of the gentle lad’. Caoine ‘gentleness’ being a personal name from the adjective caoin meaning ‘gentle’. There was a female Saint Cainne alias Caoine in Meath.
Source: Dictionary of American Family Names 2nd edition, 2022