St. Louis Metro Collegiate Instructional Baseball League

Brian Edward Boehringer is a former Major League Baseball pitcher. He won the 1996 World Series with the New York Yankees over the Atlanta Braves.

Joseph Martin Boever is an American former professional baseball right-handed relief pitcher who played in Major League Baseball (MLB) from 1985 to 1996 for the St. Louis Cardinals, Atlanta Braves, Philadelphia Phillies, Houston Astros, Oakland Athletics, Detroit Tigers, and Pittsburgh Pirates.

Lonnie Lee Maclin is a former Major League Baseball left fielder. Maclin played for the St. Louis Cardinals in the 1993 season. In 12 career games, Maclin had one hit in 13 at-bats. He batted and threw left-handed.

Bryan Alois Oelkers is an American former Major League Baseball pitcher. He attended Pattonville High School in Maryland Heights, Missouri and college at Wichita State. He batted and threw left-handed. He was drafted in the first round by the Minnesota Twins, one spot ahead of Dwight Gooden. Oelkers played two years in the majors — 1983 with the Minnesota Twins and 1986 with the Cleveland Indians. In 45 career games, he had a 3–8 record. In 103.1 innings, he allowed 126 hits with an ERA of 6.01. On August 16, 1986, Oelkers notched his only major league save in a 2-1 victory over the Orioles. He went 1⁄3 of an inning, retiring Jim Traber to preserve the victory. Oelkers preserved the win for Hall of Famer Phil Niekro.

Cliff Anthony Politte /pɒˈliːt/ is an American former professional baseball (right-handed) relief pitcher, who played in Major League Baseball (MLB) for four big league teams. He was selected in the 54th round of the 1995 Major League Baseball Draft by the St. Louis Cardinals as the 1438th player selected. Politte came up to the parent club in 1998. He threw the first pitch at the new Roger Dean Stadium in spring training, that year. From there, Politte went to the Philadelphia Phillies and then the Toronto Blue Jays, before signing with the Chicago White Sox in 2004. He won a World Series ring with the White Sox in 2005.

Kerry Keith Robinson is an American former professional Major League Baseball player. Robinson started at an early age playing baseball and football for N.Y.A. and playing hockey for the Valley Stars in St. Louis, MO. Robinson graduated from Hazelwood East High School and was a two sport star with brief playing time on the 1989 Missouri State 5A Championship team and holds the highest career batting average (.517) in school history, and also for goals scored in a season (29) on the ice hockey team. He went on to walk-on and play baseball at Southeast Missouri State University, Where in his Senior season, he had an Ohio Valley Conference record 35-game hitting streak that at the time was the 13th longest in NCAA history. In 1996, he led the Midwest League with a .359 batting average and 50 stolen bases and was second in the league in hits, triples, and runs while playing for Single-A Peoria.

David Joseph Silvestri is a former infielder in Major League Baseball from 1992 to 1999. He also played for the United States baseball team at the 1988 Summer Olympics.

Donnell Lee Wall is a former professional baseball player who pitched in Major League Baseball for the Houston Astros, San Diego Padres, New York Mets, and Anaheim Angels, primarily in relief from 1995 to 2002.