Jack Seale Heidemann (born July 11, 1949 in Brenham, Texas) is an American former professional baseball player. He played in Major League Baseball as a shortstop between and for the Cleveland Indians, St. Louis Cardinals, New York Mets and Milwaukee Brewers. Heidemann was the 1st round draft choice by the Cleveland Indians in the 1967 Major League Baseball Draft. Baseball career Heidemann attended Brenham High School. Originally drafted 11th overall by the Indians in 1967, he made his debut on May 2, at the age of 19. The sixth youngest player that year in the Majors, he appeared in three games, collected three at-bats and hit .000 in that time. In , as the ninth youngest player in the league, Heidemann-at and 178 pounds-took the starting job at shortstop away from Larry Brown. As the team's starter, he hit only .211 with six home runs, although he did collect a hit in his first at-bat of the season. He was the only starting player not to hit 10 home runs for the 1970 Indians. He kept his job through the season, for the most part. In 81 games that year, he hit only .208 with no home runs and nine RBI. The former first round draft pick obviously wasn't living up to what was expected of him. He was injured for some time during the 1971 season, suffering from a concussion and knee injury. He suffered the concussion on May 17, when Tommy McCraw hit a 140 (one source says 250) foot pop fly that should have been an out. Instead, Heidemann, Vada Pinson and John Lowenstein collided in the outfield, and McCraw actually got an inside-the-park home run. Heidemann played in only 10 games in , relinquishing his starting job to Frank Duffy. In those 10 games, he came to bat 20 times and hit only .150. He was traded along with Ray Fosse from the Indians to the Oakland Athletics for Dave Duncan and George Hendrick on March 24, 1973. He re-signed with the Indians prior to the 1974 season after spending all of in the minors. was Heidemann's best season, even though he hit only .247. He started the season out with the Indians, but after collecting only one hit in his first 11 at-bats, he was traded to the Cardinals for Luis Alvarado and Ed Crosby on June 1. His average skyrocketed while with the Cardinals-he