Etymology

Noonan

Noo·nan
N1O1O1N1A1N1

Today it means: A surname from Irish; variant form Nunan. Full definition →

Irish Ó hIonmhaineáin
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The story

  1. Irish · derived fromÓ hIonmhaineáin
  2. English todayNoonan

Anglicization of Irish Ó hIonmhaineáin, from Ionmhaineán, a given name derived from the diminutive of Ionmhain (“beloved, dear”).

Etymology from Wiktionary, CC BY-SA 4.0.