1377 First of January on Thursday and the twelfth day of the moon, MCCCLXXVII. Tenth year of the Lunar Cycle; fifteenth of the Indiction; twenty-fifth year of the Solar Cycle. Common year. D.
Walter son of Sir David Burke died.
Sefraid O Flannacain, chieftain of the Clann Chathail, died.
Mac Con Mara, that is Cu Mara, with the rest of the Clann Cuilein inflicted a defeat on Clanrickard, wherein fell Theobald son of Ulick [Burke], the leader of the great mercenary force, and the three sons of O hEdin. Many of the great men of Clanrickard were also killed and captured there.
Brian O Flaithbertaig died.
Seaan O Rodachain, coarb of Caillin, a sage of Ireland died.
Bishop O Cellaig, Bishop of Clonfert, rested.
A great war between Ruaidri O Conchobair and Mac Diarmata. Moylurg was burned with its corn and buildings, and people were killed on each side. At last they made peace, Mac Diarmata receiving large concessions in compensation for the damage, as the price of peace.
Ruaidri O Conchobair won the battle of Roscommon against Macwilliam Burke and Maelsechlainn O Cellaig, king of Ui Maine. Here fell Richard Burke, Domnall son of Cathal Oc [O Conchobair], Tadc Oc son of Tadc O Cellaig, O Mainnin, a most hospitable and charitable man, Mac Dubgaill the Gallowglass, the son of Niall Caem and many others gentle and simple.
Edward, King of England, rested in Christ.
Donnchad son of Uilliam the Beautiful O Cerbaill, king of Ely, rested.
Diarmait the Lame Mac Branain, chieftain of the Corca Achlann, entered into rest at Rome.
Fachtna son of Dauid O Morda, a possible king of Laigis, rested.
The castle of Lissardowlin was built by Seoan O Fergail this year.
The monastery of Assaroe was burned this year.
Gobraid son of Annad O Raigillig was killed by Clann in Chaich.
The dean Mac Muirgiusa rested in Christ.