Gannon Family History
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Gannon Name Meaning
Irish: reduced Anglicized form of Gaelic Mag Fhionnáin, a patronymic from the personal name Fionnán. This name, from a diminutive of fionn ‘white’, ‘fair’, was borne by several early Irish saints.
Source: Dictionary of American Family Names ©2013, Oxford University Press
Similar surnames: Cannon, Bannon, Hannon, Hanson, Ganson, Hanlon, Grannan, Gayton