Gilla an Choimded Ó Duillénnáin

Gilla an Choimded Ó Duillénnáin, Irish cleric, died 1229/30.
Ó Duillénnáin was a coarb or erenagh of Saint Feichin, though at what foundation is uncertain. Places connected with Féchín's cult include: Fore Abbey (Co. Westmeath), Cong Abbey (Co. Mayo), Omey Island (Co. Galway), Ardoilén/High Island (Co. Galway), Inishmaan (Co. Galway), Claddaghduff (Co. Galway), Cleggan (Co. Galway) and Termonfeckin (Co. Louth).
The Annals of Connacht record his death, sub anno 1229:
Gilla an Choimded O Duillennain, coarb of St. Fechin ... died.
The Annals of Ulster contain more detail:
U1230.6 Gilla-in-Coimdedh Ua Duillennain, successor of St. Feichin and abbot of the Monastery of Canons of Es-dara, rested in Christ.