J.J. Putz is a former Major League Baseball pitcher who played for several teams during his career. He was born on February 22, 1977, in Trenton, Michigan, and attended the University of Michigan, where he played college baseball.

Putz was drafted by the Seattle Mariners in the sixth round of the 1999 MLB draft. He made his major league debut with the Mariners in 2003 and spent the next six seasons with the team. During his time with the Mariners, Putz was primarily used as a relief pitcher and was known for his fastball and splitter.

In 2007, Putz had a breakout season, recording 40 saves and earning an All-Star selection. He also finished sixth in the American League Cy Young Award voting. Putz continued to be a dominant closer for the Mariners in 2008, but injuries limited his effectiveness in 2009.

After the 2008 season, Putz was traded to the New York Mets. He struggled with injuries during his time with the Mets and was eventually traded to the Arizona Diamondbacks in 2011.

Putz had a strong season with the Diamondbacks in 2011, recording 45 saves and helping the team win the National League West division title. However, injuries once again plagued him in 2012 and 2013, and he was limited to just 34 appearances over those two seasons.

Putz announced his retirement from baseball in February 2015. Over the course of his career, he recorded 599 strikeouts and 189 saves while posting a 3.08 ERA. He was known for his durability and consistency as a relief pitcher, and he was respected by his teammates and opponents alike.

Off the field, Putz was involved in several charitable endeavors, including the J.J. Putz Foundation, which supports children's charities in Michigan and Arizona. He also served as a mentor to younger players and was known for his leadership and professionalism.

Overall, J.J. Putz had a successful career as a relief pitcher in Major League Baseball. While injuries limited his effectiveness at times, he was a dominant closer when healthy and was respected for his work ethic and character both on and off the field.