Ó hEachaidh, meaning "son of Aghy", Anglicised variants include Haughey, MacGaughey, MacGahey, Hoey and Hoy.
The name Ó hEachaidh, which means "son of Aghy," has various Anglicized forms like Haughey, MacGaughey, MacGahey, Hoey, and Hoy.