Suppan spent 17 seasons at the big league level, and turned 39 on Thursday.
“After seventeen Major League seasons, I’ve squeezed everything out of my ability,” Suppan said. “I am both honored and blessed to have played the game with some of the greatest teammates and coaches. Baseball will always hold a special place in my heart and I am looking forward to the next chapter of my life.”
Suppman last pitched in the major leagues in 2012, after missing the entire 2011 season. During his career he was 140-146 ith a 4.70 ERA and a 1.46 WHIP. His best seasons came with back to back 16 win seasons for the Cardinals in 2004 and 2005.