James Martin Pacelli McGuinness. Born 23 May 1950; died 21 March 2017. Former IRA member. MP for Mid Ulster, 1997-2012. Sinn Féin delegate to the 1996-1998 multi-party talks, and a member of the negotiating team. MLA for Mid Ulster, 1998-2017. Deputy First Minister of Northern Ireland, 2007-2017.