Cliffoney, officially Cliffony (Irish: Cliafuine (Cliathmhuine), meaning 'hurdled thicket'), is a village in north County Sligo, Ireland. It lies on the N15 national route at its junction with the R279. It is only three kilometres away from Mullaghmore which is popular with surfers. Cliffoney has historical connections to Lord Palmerston, British Prime Minister and Father Michael O'Flanagan, vice-president and later President of Sinn Féin, who was known as the Republican Priest. Brigid MacGonigal, mother of Harry Clarke, was a native of Cliffoney.