Rugadh Daithí Ó Muirí i gContae Mhuineacháin. Tá cónaí air i gCois Fharraige le fada an lá.
Foilsíodh a chéad ghearrscéal sa nuachtán Lá i 1993. Foilsíodh a chéad chnuasach scéalta, Seacht Lá na Díleann (Leabhar Breac) in 1998. Ina dhiaidh sin foilsíodh Uaigheanna (CIC 2002), Cogaí (2002), Ceolta (CIC 2006), Ré (CIC 2012), Litríochtaí (2015).
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Daithí Ó Muirí was born in County Monaghan and lived in Conamara for many years. His first short story was published in the newspaper Lá in 1993. His first collection of stories, Seacht Lá na Díleann (Leabhar Breac), was published in 1998. This was followed by Uaigheanna (CIC 2002), Cogaí (2002), Ceolta (CIC 2006), Ré (CIC2012), and Litríochtaí (2015).