Etymology

McCaffrey

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

Irish Mac Gafraidh
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The story

  1. Irish · derived fromMac Gafraidh“son of Gafradh”
  2. English todayMcCaffrey

Anglicized form of Northern Irish Mac Gafraidh (“son of Gafradh”), a Gaelicized form of the personal name Godfrey. Compare the surname McGorry.

Etymology from Wiktionary, CC BY-SA 4.0.