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Updated June 9, 2019

Family name origins & meanings

  • Scottish (Galloway) and northern Irish : Anglicized form of Gaelic Mac Choinnich (Scottish), Mac Choinnigh (Irish), a patronymic from the byname Coinneach (see McKenzie and Kenneth).
  • Northern Irish (Antrim) : possibly an Anglicized form of Gaelic Mac Shuibhne (see McSweeney).

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