Dunboy may refer to:
* Dunboy Castle, County Cork, Ireland
*
Siege of Dunboy
The siege of Dunboy took place at Dunboy Castle between 5 June and 18 June 1602, during the Nine Years' War in Ireland. It was one of the last battles of the war. An English army of up to 5,000 under Sir George Carew besieged the castle, wh ...