Kalends of January sixth feria, sixteenth of the moon. AD 1081.
The son of Ingerrce, king of Conaille, was killed by the men of Fernmag.
Mac Craith ua Ócán, chief of Cenél Fergusa, Mael Mithig ua Mael Ruanaid, king of Uí Tuirtri—by the Cenél Binnigh of Glenn—and ua Uathmurán, king of Fir Lí, were killed.
Ua Mathgamna, king of Ulaidh, was killed by Donnsléibe ua hEochada at Dún dá Lethglas.
Gilla Cróne, noble priest of Ard Macha, ua Robartaigh, superior of Condere, Flann ua Lorcán, noble priest of Lugbad, fell asleep in penitence.
Corcach with its churches and Cell dá Lua were destroyed by fire.