Irish

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Etymology

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Ó (grandchild, descendant) + the personal name Cathaláin, a diminutive of Old Irish Cathal itself from Proto-Celtic *Katuwalos (strong in battle).

Proper noun

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Ó Cathaláin m (genitive Uí Chathaláin)

  1. a male surname, feminine equivalent Ní Chathaláin

Descendants

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  • English: O'Culhane