Doug Henry is a former Major League Baseball pitcher who played for several teams during his career. He was born on December 10, 1963, in Sacramento, California, and attended Rio Americano High School. After high school, he attended California State University, Sacramento, where he played college baseball.

Henry was drafted by the Milwaukee Brewers in the 8th round of the 1985 MLB draft. He made his MLB debut with the Brewers in 1991 and played for them until 1995. During his time with the Brewers, he was primarily used as a relief pitcher and had a career-high 15 saves in 1993.

In 1996, Henry was traded to the New York Mets, where he played for two seasons. He then played for the Houston Astros in 1998 before being traded to the Kansas City Royals in 1999. He played for the Royals for one season before being traded to the Arizona Diamondbacks in 2000.

Henry's best season came in 2000 when he played for the Diamondbacks. He had a 2.43 ERA and 6 saves in 47 appearances. He also pitched in the World Series that year, helping the Diamondbacks win their first championship.

After the 2000 season, Henry became a free agent and signed with the Seattle Mariners. He played for the Mariners in 2001 before retiring at the end of the season.

Overall, Henry had a solid career as a relief pitcher in the MLB. He had a career record of 36-32 with a 4.19 ERA and 49 saves in 557 appearances. He also pitched in the postseason four times, including the 2000 World Series.

After retiring from baseball, Henry became a coach and worked with several minor league teams. He also worked as a scout for the San Francisco Giants. In 2019, he was named the pitching coach for the Modesto Nuts, a minor league affiliate of the Seattle Mariners.