Cormac Ó Luimlín, Bishop of Clonfert, died 19 June 1259.

This bishop bore the same surname as Cormac Ua Lumluini, lector of Cluain-fearta-Brenainn, the remnant of the sages of Ireland in his time, who, according to the Annals of the Four Masters, died in 1170.

• Catholic Church in Ireland

• Annals of the Four Masters
• The Tribes and Customs of Hy-Many, commonly called O'Kelly's Country
• The Surnames of Ireland, Edward MacLysaght, 1978.
• A New History of Ireland: Volume IX - Maps, Genealogies, Lists, ed. T.W. Moody, F.X. Martin, F.J. Byrne.