Julian Castro to be first Latino keynote speaker at Democratic National Convention: San Antonio Mayor Julian Castro will be the first Latino to give a keynote speech at a Democratic National Convention. Castro will speak at the opening night of the 2012 convention on Tuesday, September 4th, in Charlotte, North Carolina.
Castro, who is 37, is the youngest mayor of a Top 50 American city. Castro and his twin brother Joaquin were raised by a single mother, Rosie Castro, a longtime community activist. Julian Castro has been active in the Obama campaign, and was named national co-chairman for the re-election campaign a few months ago.