DERENNISH, or DOURINCH, an island, in the parish of KILMINA, barony of BURRISHOOLE, county of MAYO, and province of CONNAUGHT, 5 miles (S. W.) from Newport-Pratt: the population is returned with the parish. It is situated in Clew bay, and contains 52 statute acres, the property of the Marquess of Sligo.

(Samuel Lewis, A Topographical Dictionary of Ireland (1837); Transcription © Derek Rowlinson, 2005-10. Reproduced from LibraryIreland. We are deeply grateful to LibraryIreland for allowing us to use their transcription.)