Kieran Healy

The English-language surname Healy is in use by two separate ancestral lines of people from Ireland. When Irish people began to anglicise their names, two separate clans adopted the English-language surname of "Healy". There was the Ó hÉilidhe clan from Connaught and the Ó hÉalaighthe clan from Munster. Many different spellings of the surname exist including Haly, Haley, Haily, Healey, Hely, O'Healy and O'Haly.