Haffey

Haffey is a surname of Irish origin. It is an anglicized form of the Gaelic name Ó hÁdhfhaodhha, which translates to "descendant of Ádhfhaodhha." Ádhfhaodhha is a personal name composed of the elements ádh meaning "good fortune" or "success" and faodhha which is obscure but possibly related to "wolf."

The name is primarily found in County Mayo and County Galway in Ireland. Variations of the surname include Haffy, O'Haffey, and Heffey. Historical records show instances of the name appearing in land surveys and census records of the 19th century in Ireland.

The relatively uncommon nature of the surname suggests a limited geographical distribution and a smaller clan affiliation compared to some other Irish surnames. Research into genealogical records is often necessary to trace specific family histories associated with the Haffey surname.