An Leabhar Breac

An Leabhar Breac ("Speckled Book"), now less commonly Leabhar Mór Dúna Doighre (The Great Book of Dun Doighre") or possibly erroneously, Leabhar Breac Mic Aodhagáin ("The Speckled Book of the MacEgans"), is a medieval Irish vellum manuscript containing Middle Irish and Hiberno-Latin writings. The manuscript is held in the library of the Royal Irish Academy in Dublin, where it is catalogued as RIA MS 23 P 16 or 1230.

An Leabhar Breac

An Leabhar Breac ("Speckled Book"), now less commonly Leabhar Mór Dúna Doighre (The Great Book of Dun Doighre") or possibly erroneously, Leabhar Breac Mic Aodhagáin ("The Speckled Book of the MacEgans"), is a medieval Irish vellum manuscript containing Middle Irish and Hiberno-Latin writings. The manuscript is held in the library of the Royal Irish Academy in Dublin, where it is catalogued as RIA MS 23 P 16 or 1230.