About Rosario Marin
Rosario Marin is a Mexican-American politician who served as the 41st Treasurer of the United States from August 16, 2001, to June 30, 2003, serving under President George W. Bush. She is the first person since William Clark to assume the post without having been born a United States citizen. She is the only foreign-born Treasurer of the United States.
Biography source:
Wikipedia
