1399 First of January on Wednesday and the fourteenth day of the moon, MCCCXCIX. Thirteenth year of the Lunar Cycle; seventh of the Indiction; nineteenth of the Solar Cycle. Common year. E.
Brian O Briain, king of Thomond, fount of the honour and lordship of all Ireland, died this year, having won a victory over the world and the Devil. Toirrdelbach son of Murchad O Briain, the stay of Thomond, died too.
Aed O Donnchada, king of the Eoganacht of Loch Lein, rested.
Gilla na Naem Mac Aedacain, ollav of Eastern Munster in Law, and Baethgalach Mac Aedacain, ollav in Law of the Ui Fiachrach and the Ui Amalgaid, died.
Toirrdelbach son of Maelmuire Mac Suibne, lord of Fanait, rested.
Cu Ulad son of Niall O Neill, general protector of the learned of Ireland, rested.
Feidlim son of Cathair O Conchobair, eligible prince of Offaly, died.
Seoan son of Brian son of Murchad O Fergail, chieftain of Annaly, died and Domnall son of Sean O Fergail succeeded.
Henry the Swift Mac Wattin, lord of Tirawley, rested in Christ.
Domnall son of Gilla Isa Ruad O Raigillig, rested.
Diarmait son of Aed son of Feidlimid O Conchobair, a man well qualified to be king of Connacht, rested.
Mae Eochada Eolach, ollav of the house of Caemanach in Poetry and general protector of the men of Ireland, died after a victory of repentance.
De Colton, Archbishop of Armagh, rested in Christ.
Tadc O Cerbaill, king of Ely, was captured by the Earl of Ormond this year.
Cormac O Cuirnin, prospective ollav of Brefne, died this year.
Domnall Ruad son of Sigraid O Cuirnin, prospective ollav of Brefne, died of the plague this year.
Macwilliam Burke, the sons of Cathal Oc [O Conchobair], and the sons of O Cellaig led a great army into Carbury. Ruaidri son of Domnall son of Flaithbertach O Ruairc was killed by them on this expedition, and many others not enumerated here.