Justin Duchscherer was a professional baseball player who played as a pitcher for various teams in Major League Baseball (MLB). He was born on November 19, 1977, in Aberdeen, South Dakota, and grew up in California. Duchscherer attended high school in California and played college baseball at Northeastern Oklahoma A&M College.

Duchscherer was drafted by the Boston Red Sox in the eighth round of the 1996 MLB draft. He spent several years in the minor leagues before making his MLB debut with the Oakland Athletics in 2001. Duchscherer played for the Athletics for several seasons and was known for his versatility as a pitcher. He was used as both a starter and a reliever and was effective in both roles.

In 2005, Duchscherer was named to the American League All-Star team. He finished the season with a 7-4 record and a 2.21 earned run average (ERA). Duchscherer continued to pitch well for the Athletics over the next few seasons, but injuries began to take a toll on his career.

Duchscherer missed most of the 2007 season due to injury, but he bounced back in 2008 and had one of his best seasons. He finished the year with a 10-8 record and a 2.54 ERA. Duchscherer was again named to the All-Star team and finished fifth in the American League Cy Young Award voting.

In 2009, Duchscherer signed with the Baltimore Orioles as a free agent. He struggled with injuries during his time with the Orioles and only appeared in 5 games in 2010 before being released. Duchscherer attempted a comeback with the Kansas City Royals in 2011 but was released during spring training.

Overall, Duchscherer had a solid career in MLB. He finished with a career record of 33-25 and a 3.13 ERA. Duchscherer was known for his ability to pitch effectively in both starting and relief roles and was a valuable asset to the teams he played for. However, injuries ultimately cut his career short, and he retired from baseball in 2012.