Etymology

Coonan

C3O1O1N1A1N1

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

Irish Ó Cuanáin
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The story

  1. Irish · derived fromÓ Cuanáin“descendant of Cuanán”
  2. English todayCoonan

Reduced Anglicized form of Irish Ó Cuanáin (“descendant of Cuanán”), a diminutive of the personal name Cuana.

Etymology from Wiktionary, CC BY-SA 4.0.