Etymology

McNulty

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

Irish Mac an Ultaigh
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The story

  1. Irish · derived fromMac an Ultaigh“son of the Ulsterman”
  2. English todayMcNulty

Anglicized form of Irish Mac an Ultaigh (“son of the Ulsterman”), from Ultach (“Ulsterman”).

Etymology from Wiktionary, CC BY-SA 4.0.