Joseph William Dillon
- Bats Right, Throws Right
- Height 6' 2", Weight 215 lb.
- School Texas Tech University
- High School Indianola High School
- Debut May 18, 2005
- Final Game August 4, 2009
- Born August 2, 1975 in Modesto, CA USA
Dillon served as hitting coach of the Syracuse Chiefs in 2014-2015. In 2016 he joined the Miami Marlins as minor league hitting coordinator. In 2018, he was named assistant hitting coach of the Washington Nationals. In 2020, he was named hitting coach of the Philadelphia Phillies, staying until the end of the 2021 season.