Kalends of January
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. AD 815.
Dúngal son of Cuanu, king of Ros, Tuathal son of Domnall, king of eastern Life, Írgalach son of Mael Umai, king of Corcu Sogain, Conan son of Rhodri, king of the Welsh, Cathal son of Artrí, king of Mugdorna, all died.
Dub dá Leithe son of Tomaltach, chief of Uí Maine(?), died.
Death of Ioseph, scribe of Ros Comáin.
The burning of almost half of Cluain Moccu Nóis.
Death of Suibne son of Cuanu, abbot of Cluain Moccu Nóis.
Cellach son of Muirgius, abbot of Druim Cara, was killed by Gerthide son of Tuathal.
A great wind-storm on the Kalends 1st of November.
A battle was won over the Uí Fhiachrach of Muiresc by Diarmait son of Tomaltach, and Foibrén in the territory of Grecraige was burned and sacked, very many common people being killed there.
Death of Cathal son of Ailill, king of Uí Fhiachrach.
The oratory of Fobar was burned.