Tomás Bacach Ó Dúgáin, Irish scribe, fl.
William Mahon devotes pages 636-37 of his article (cited below) on this scribe.
He was a descendant of the same family as Seán Mór Ó Dubhagáin (died 1372 and was one of three related scribes living in Claregalway in the first half of the 19th century.
Their ancestors were hereditary historians, poets, and scribes.
This article about an Irish writer or poet is a stub.