Etymology

Keane

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Today it means: A surname from Irish. Full definition →

Irish Ó Catháin
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The story

  1. Irish · borrowed fromÓ Catháin“descendant of Cathán”
  2. English todayKeane

Probably borrowed from Irish Ó Catháin (“descendant of Cathán”).

Etymology from Wiktionary, CC BY-SA 4.0.