Antonio Ramón Villaraigosa (; né Villar Jr.; born January 23, 1953) is an American politician who was the 41st Mayor of Los Angeles, California, from 2005 to 2013. Before becoming mayor, he was a member of the California State Assembly (1994–2000), where he served as the Democratic leader of the Assembly (1996–98), and the Speaker of the California State Assembly (1998–2000). As Speaker, Villaraigosa was an advocate for working families and helped to write legislation protecting the environment, expanding healthcare access, and increasing funding for public schools. He ran for mayor in 2001 against Los Angeles City Attorney James Hahn, but lost in the second round of voting.