Rene Lachemann is a former professional baseball player and coach who had a long and successful career in the sport. He was born on May 4, 1945, in Los Angeles, California, and grew up playing baseball in the local leagues. He was a standout player in high school and was eventually signed by the Kansas City Athletics in 1964.

Lachemann spent several years playing in the minor leagues before making his major league debut with the Athletics in 1965. He played for several teams over the course of his career, including the Oakland Athletics, Seattle Pilots, Milwaukee Brewers, and Chicago Cubs. He was primarily a catcher, but also played first base and outfield.

After retiring as a player, Lachemann began his coaching career. He worked as a coach for several teams, including the Oakland Athletics, Milwaukee Brewers, and Seattle Mariners. He also managed the Seattle Mariners for part of the 1983 season.

Lachemann is perhaps best known for his work as a coach with the Florida Marlins. He was hired as the team's first manager in 1992, and led the Marlins to their first-ever playoff appearance in 1997. He was also instrumental in the development of several young players, including future Hall of Famer Miguel Cabrera.

Lachemann retired from coaching in 2002, but remained involved in the sport as a scout and consultant. He was inducted into the Pacific Coast League Hall of Fame in 2013, in recognition of his contributions to the league as a player and coach.

Throughout his career, Lachemann was known for his dedication to the sport and his ability to develop young talent. He was respected by players and coaches alike, and his impact on the game of baseball is still felt today.