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Updated June 9, 2019

Family name origins & meanings

  • Irish (mainly Cavan and Sligo) : reduced Anglicized form of Gaelic Ó Grianáin ‘descendant of Grianán’, probably from a diminutive of grian ‘sun’, grianach ‘sunny’, ‘cheerful’.
  • Scottish : habitational name from either of two places so named in Strathclyde region, probably named with the same word.

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