He died at Gortnaheltia, in the valley of Glenhest at the foot of Nephin Beg, overlooking Lough Beltra.
Mícheál Ó Cléirigh | Ó Cléirigh | Cú Choigcríche Ó Cléirigh | Lughaidh Ó Cléirigh |
As a young man, he participated in the compilation of the Annals of the Four Masters, working with Mícheál Ó Cléirigh, Cú Choigcríche Ó Cléirigh, Peregrine Ó Duibhgeannain and other assistants.