Kenley Jansen is a professional baseball pitcher known for his role as a closer in Major League Baseball, currently with the Detroit Tigers. This tag page features news, articles, interviews, and updates covering his career milestones, including his transition from catcher to pitcher, multiple All-Star selections, National League Reliever of the Year awards, and his contributions to teams like the Los Angeles Dodgers, Atlanta Braves, Boston Red Sox, and Los Angeles Angels. It also highlights his international play with the Netherlands national team and his achievements such as reaching 400 career saves and winning a World Series championship, making this tag relevant for following his professional baseball journey.