Meaning and Origin of: Donahue

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First name origins & meanings:

  • Irish : Dark warrior

First name variations

Last name origin & meaning:

  • Irish : reduced Anglicized form of Gaelic Ó Donnchadha ‘descendant of Donnchadh’, a personal name (sometimes Anglicized as Duncan in Scotland), composed of the elements donn ‘brown-haired man’ or ‘chieftain’ + cath ‘battle’.