Brian Hayes is an Irish former Fine Gael politician who served as a Minister of State from 2011 to 2014, Leader of the Opposition in the Seanad and Leader of Fine Gael in the Seanad from 2002 to 2007. He served as a Member of the European Parliament (MEP) for the Dublin constituency from 2014 to 2019. He was as a Teachta Dála (TD) for the Dublin South-West constituency from 1997 to 2002 and 2007 to 2014. He was also a Senator from 1995 to 1997, after being nominated by the Taoiseach and from 2002 to 2007 for the Cultural and Educational Panel.

Dublin is a European Parliament constituency in Ireland. It elects 4 Members of the European Parliament (MEPs) using proportional representation by means of the single transferable vote (STV).