An Cléireach is a novel by the Irish writer Darach Ó Scolaí, published in 2007 and winner of the 2007 Oireachtas Prize for Literature.
Amongst other titles Leabhar Breac published the 2006 Gradam Uí Shúilleabháin award-winning novel Fontenoy by Liam Mac Cóil, and Seán Mac Mathúna's 2007 novel, Hula Hul.
O'Neill's defeat at the battle of Glanmaquin in 1642 is described in Darach Ó Scolaí's novel An Cléireach.
Mac Domhnaill is depicted as an historical character in Darach Ó Scolaí' novel An Cléireach.