Mario Rafael Díaz-Balart is a Republican politician currently serving as a member of the U.S. House of Representatives, a position he has held since January 3, 2013. He represents Florida's 25th congressional district. Prior to his tenure in Congress, Díaz-Balart served in the Florida State Senate from 2000 to 2010 and as a Florida State Representative from 2000 to 2002. Throughout his political career, he has focused on issues such as immigration reform, healthcare, and economic development.