Hagan is an anglicized version of the Irish name 'O'Hagan', which means 'son of Aodh'. 'Aodh' is a personal name and means 'fire'.
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Hagan is an anglicized version of the Irish name 'O'Hagan', which means 'son of Aodh'. 'Aodh' is a personal name and means 'fire'.