Etymology

Mulloughney

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

Irish Ó Maolfhachtna
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The story

  1. Irish · derived fromÓ Maolfhachtna“descendant of the devotee of (Saint) Fachtna”
  2. English todayMulloughney

Reduced Anglicized form of Irish Ó Maolfhachtna (“descendant of the devotee of (Saint) Fachtna”).

Etymology from Wiktionary, CC BY-SA 4.0.