Maurice Ahern, Fianna Fáil politician and brother of Taoiseach Bertie Ahern, is elected Lord Mayor of Dublin on July 3, 2000. Fine Gael’s P. J. Hourican, a native of County Longford, is elected Lord Mayor of Cork.

Ahern is born in Dublin in 1938. He is a member of Dublin City Council for the Cabra–Glasnevin local electoral area from 1999 to 2009. He is first elected at the 1999 Irish local elections, topping the poll. He is re-elected at the 2004 Irish local elections. Prior to his election as the Lord Mayor of Dublin in 2000, he is the former Leader of the Fianna Fáil group on the council. He is a member of the Irish Sports Council.

Ahern is married to Moira Murray, and they have five sons and one daughter. His eldest son, Dylan Ahern, is found dead in his apartment on November 22, 2009.

Ahern is the elder brother of Bertie and Noel Ahern, both of whom serve as Fianna Fáil TDs, with Bertie serving as Taoiseach from 1997 to 2008.

Ahern is the Fianna Fáil candidate in the Dublin Central by-election which is held on June 5, 2009. He loses that election being beaten into 5th place. On the same day, he also loses his council seat in the 2009 Irish local elections.