Christy O'Sullivan (born 27 November 1948) is a former Irish Fianna Fáil politician. He was a Teachta Dála (TD) for the Cork South-West constituency from 2007 to 2011. From Clonakilty in County Cork, O'Sullivan first stood for public office at the 1999 local elections, when he stood as independent in the Skibbereen local electoral area and won a seat on Cork County Council. He contested the 2002 general election in Cork South-West as an independent, when he won over 10% of the votes but was not elected.