Joseph William Dillon (born August 2, 1975 in Modesto, California) is a Major League Baseball player for the Tampa Bay Rays. He is used as a utility fielder. In 2007, he played first base, second base, third base, left field, and right field.
After graduating from Cardinal Newman High School in Santa Rosa, California in 1993, Dillon entered college at Texas Tech University. Dillon's college career at Texas Tech included a 33 home run season in 1997, a record which still stands today.
On June 3, 1997, he was drafted by the Kansas City Royals in the 7th round of the 1997 Major League Baseball Draft. He played the 1997 season with the Low-A Spokane Indians, the 1998 season with the Single-A Lansing Lugnuts, and the 1999 season with the High-A Wilmington Blue Rocks. He split the 2000 season with the Double-A Wichita Wranglers and the Triple-A Omaha Royals. During his time with Omaha, he suffered a herniated disc in his back. He was sent down to Omaha for the 2001 season.