Naoise Ó Muirí (born 15 September 1972) is an Irish Fine Gael politician who has served as a Dublin City Councillor since June 2004. He previously served as Lord Mayor of Dublin from 2012 to 2013. Ó Muirí studied at the National University of Ireland, Galway. He is a self-employed engineer and runs his own technology company. He was first elected to Dublin City Council in the 2004 local elections as a member for the Clontarf local electoral area. He was re-elected in June 2009. Ó Muirí is married with children. He is a member of the Institution of Engineers of Ireland.