Joseph A. Martinez is an American professional baseball pitcher for the Arizona Diamondbacks of Major League Baseball. Born in South Orange, New Jersey, Martinez attended Seton Hall Preparatory School in West Orange. He went to Boston College where he went 0–0 with a 0.00 ERA in seven games in 2002. In 2003, he went 1–0 with a 9.16 ERA in six games . He went 2–4 with a 0.87 ERA in 15 games in 2004 . In 2006, he played for the Augusta Greenjackets, going 15–5 with a 2.99 ERA in 26 starts. For the San Jose Giants in 2007, Martinez went 10–10 with a 4.26 ERA in 28... starts, and in 27 starts with the Connecticut Defenders in 2008 he went 10–10 with a 2.49 ERA.
more
| Birthdate: | February 26, 1983 |
| Birthplace: | South Orange, New Jersey |
| Age: | 29 |
| All Positions Played: | Pitcher, Starting pitcher |