Brook Jacoby is a former professional baseball player who played in the Major League Baseball (MLB) as a third baseman for 11 seasons. He was born on November 23, 1959, in Philadelphia, Pennsylvania, and attended the University of San Diego.

Jacoby was drafted by the Atlanta Braves in the fifth round of the 1981 MLB draft. He made his MLB debut with the Braves in 1984 and played with them for three seasons. In 1987, he was traded to the Cleveland Indians, where he played for seven seasons. He finished his career with the Oakland Athletics in 1992.

Throughout his career, Jacoby was known for his solid defense and consistent hitting. He was a two-time All-Star, in 1986 and 1990, and won a Silver Slugger award in 1990. He had a career batting average of .270, with 120 home runs and 563 runs batted in (RBIs).

One of Jacoby's most memorable moments came in the 1990 All-Star Game, where he hit a two-run home run off of pitcher Rob Dibble to help the American League win the game. He also had a career-high 32 home runs and 122 RBIs that season.

After retiring from baseball, Jacoby became a hitting coach for several MLB teams. He served as the hitting coach for the Cincinnati Reds from 2007 to 2013, where he helped develop players such as Joey Votto and Jay Bruce. He also served as the hitting coach for the Miami Marlins in 2016 and the Texas Rangers in 2018.

In 2019, Jacoby was inducted into the University of San Diego's Hall of Fame for his outstanding college baseball career. He was a three-time All-American and helped lead the team to the College World Series in 1980.

Overall, Brook Jacoby had a successful career as a professional baseball player and has continued to make an impact in the sport as a coach. His consistent hitting and solid defense made him a valuable player for the teams he played for, and his contributions to the game have not gone unnoticed.