Joseph Thomas Borowski is a sports broadcaster for the Arizona Diamondbacks, as well as a former professional baseball right-handed relief pitcher. He played in Major League Baseball for the Baltimore Orioles, Atlanta Braves, New York Yankees, Chicago Cubs, Tampa Bay Devil Rays, Florida Marlins, and Cleveland Indians.

The Arizona Diamondbacks are an American professional baseball team based in Phoenix, Arizona. The Diamondbacks compete in Major League Baseball (MLB) as a member of the National League (NL) West Division. The franchise was established on March 9, 1995, and began play in 1998 as an expansion team. The team plays its home games at Chase Field. Along with the Tampa Bay Rays, the Diamondbacks are one of the newest teams in MLB and are the youngest team to win the World Series.