Jim Bunning

James Paul David Bunning was an American professional baseball pitcher and politician from Kentucky who served in both chambers of the United States Congress, a member of the United States House of Representatives from 1987 to 1999 and a member of the United States Senate from 1999 to 2011. He is the only Major League Baseball athlete to have been elected to both the United States Senate and the National Baseball Hall of Fame to date.

— Source: Wikipedia (CC-BY-SA).