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O'Toole

Updated: May 26, 2021
Updated: May 26, 2021

Family name origins & meanings

  • Irish : Anglicized form of Gaelic Ó Tuathail ‘descendant of Tuathal’, an old Celtic personal name composed of the elements tuath ‘people’ + gal ‘mighty’. This is the name of distinct families in Leinster and Ulster.

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