Urard Ó Maolconaire, Ollamh Síol Muireadaigh, died 1482.
The Annals of Connacht, sub anno 1482, say of him:
1482:Urard O Mailchonaire, ollav of Sil Murray in learning and poetry, the chief chronicler of the western world, specially learned in the phases of the moon, translator of a part of the Scriptures from Latin into Irish, died at an advanced age. Sigraid O Mailchonaire succeeded him.
External links http://www.ucc.ie/celt/published/T100011/index.html
Sources Annals of Connacht, A. Martin Freeman, Dublin, 1946.