Turlough may refer to:

Places

* Turlough (lake), a transient waterbody, common in Ireland, fed by groundwater * Turlough, County Mayo, Ireland, a village * Turlough Hill, a mountain in Ireland

People

* Toirdelbach, a masculine Irish given name sometimes Anglicised as Turlough * Turlough O'Brien, Gaelic football manager * Toirdelbach Ua Briain (1009–1086) Anglicised as Turlough O'Brien, King of Munster, effectively High King of Ireland * Turlough Luineach O'Neill (1530–1595) Ulster chieftain * Turlough MacShane O'Neill (died 1608), Irish landowner * Turlough Ó Carolan (1670–1738) Irish harper * Vislor Turlough, fictional character from ''Doctor Who'' {{disambiguation, geo, given name