1284 First of January on Saturday and the seventh day of the moon, A.D. MCCLXXXIV. Sixteenth year of the Solar Cycle; twelfth year of the Lunar Cycle and of the Indiction. Common. year. BA.
Simon d'Exeter was killed by Brian O Flainn and by Diarmait and Maelsechnaill, sons of O Flannacain. This led to
Dunmore was burnt by Fiachra O Flainn.
Kilcolman Castle was knocked down by Cathal mac Conchobair Ruaid, king of Connacht.
Muiris O Conchobair, Bishop of Elphin, rested in Christ.
Donnchad O Briain, king of Thomond, was killed by Toirrdelbach O Briain.
Gilla Isa Mag Tigernain, high-chieftain of the Cenel mBrenainn, rested.
Amlaib O Tomaltaig, Bishop elect and confirmed of Elphin, rested in Christ.
Gilla Isa son of Liathanach O Conchobair, Abbot of the Premonstrant community of Trinity Island, Loch Key, was afterwards elected to the see of Elphin.
Dubgall son of Magnus O Baigill, chieftain of Cloghineely, was killed by the followers of O Mailgaithe.
Mac na h0idche Mag Dorchaid, chieftain of the Cenel Luachain, died this year.