Dan Haren had a remarkable professional MLB career as a starting pitcher. He played in the major leagues from 2003 to 2015, representing several teams including the Oakland Athletics, Arizona Diamondbacks, Los Angeles Angels, Washington Nationals, and others. Haren was known for his precise control and ability to consistently pitch deep into games.

Throughout his career, Haren accumulated impressive statistics. He finished his career with a total of 153 wins and 131 losses, a solid win-loss record that reflects his consistency as a starting pitcher. Haren pitched a total of 2,419 innings, striking out 2013 batters while issuing only 500 walks. His strikeout-to-walk ratio of 4.03 demonstrates his excellent command on the mound.

Haren's career ERA (earned run average) stood at 3.75, a respectable mark considering the offensive era he played in. He recorded 16 complete games and six shutouts, showcasing his ability to go the distance and dominate opposing lineups. Haren was a three-time All-Star, receiving recognition for his pitching prowess and consistent performance.