Noel Dempsey is an Irish former Fianna Fáil politician who served as Minister for Transport from 2007 to 2011, Minister for Communications, Marine and Natural Resources from 2004 to 2007, Minister for Education and Science from 2002 to 2004, Minister for the Environment and Local Government from 1997 to 2002, Minister of State at the Department of Finance from 1993 to 1994, Minister of State at the Department of Defence and Government Chief Whip from 1992 to 1994. He served as a Teachta Dála (TD) from 1987 to 2011.

The Minister for Transport is a senior minister in the Government of Ireland and leads the Department of Transport.