Eunan

A saint’s name, Anglicized from Adomnán or Ádhamhnán, which may derive either from Ádhamh (Adam) or from Gaelic adomnae "great fear". St Eunan was a 7th century abbot of Iona best known for his "Law of Innocents", which protected women, children and non-combatants.

Pronounced OO-nun; YOO-nun.