Cormac ua Cillín (died 966) was

abbot Abbot is an ecclesiastical title given to the male head of a monastery in various Western religious traditions, including Christianity. The office may also be given as an honorary title to a clergyman who is not the head of a monastery. Th ...

Tuamgraney Tuamgraney (; archaically spelled ''Tomgraney, Tomgrenei''; ) is a village in eastern County Clare in the west of Ireland and a civil parish by the same name. Situated a kilometre from the River Graney which flows into Lough Derg, it is an anci ...

. Cormac was the ancestor of the

Ó Cillín Ó Cillín is the name of a family now rendered as Killeen (also Killian and Killion), found mainly in County Roscommon, County Mayo and County Galway "Righteousness and Justice" , anthem = () , image_map ...

family, who were

coarb A coarb, from the Old Irish ''comarbae'' (Modern Irish ''comharba'', Latin: ''hērēs''), meaning "heir" or "successor", was a distinctive office of the medieval church among the Gaels of Ireland and Scotland. In this period coarb appears intercha ...

s of Tuamgraney. The

Chronicon Scotorum ''Chronicon Scotorum'', also known as ''Chronicum Scotorum'', is a medieval Irish chronicle. Overview According to Nollaig Ó Muraíle, it is "a collection of annals belonging to the ' Clonmacnoise group', covering the period from prehistoric ti ...

, ''sub anno'' 966, states: * ''Cormac ua Cillín, of the Uí Fhiachrach of Aidne, successor of

Ciarán Ciarán ( Irish spelling) or Ciaran (Scottish Gaelic spelling) is a traditionally male given name of Irish origin. It means "little dark one" or "little dark-haired one", produced by appending a diminutive suffix to ''ciar'' ("black", "dark ...

and Comán and comarba of Tuaim Gréne — and by him was built the great church of Tuaim Gréne, and its bell-tower — a sage and an old man and a bishop, rested in Christ.'' Ua Cillín founded

St. Cronan's Church, Tuamgraney St. Cronan's Church is a 10th-century Church of Ireland church in Tuamgraney, County Clare, Ireland. It is the oldest church in continuous use in Ireland. The Tuamgraney parish operates as a unit with the Mountshannon parish in the Killaloe Unio ...

References

{{DEFAULTSORT:Cormac Ua Cillin People from County Clare Christian clergy from County Galway 10th-century Irish abbots 966 deaths