| Jeff Peterek | |
| Position: | Pitcher |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 22 September 1962 |
| Birth Place: | Michigan City, Indiana |
| Death Place: | Niles, Michigan |
| Debutleague: | MLB |
| Debutdate: | August 14 |
| Debutyear: | 1989 |
| Debutteam: | Milwaukee Brewers |
| Finalleague: | MLB |
| Finaldate: | September 22 |
| Finalyear: | 1989 |
| Finalteam: | Milwaukee Brewers |
| Statleague: | MLB |
| Stat1label: | Win–loss record |
| Stat1value: | 0–2 |
| Stat2label: | Earned run average |
| Stat2value: | 4.02 |
| Stat3label: | Strikeouts |
| Stat3value: | 16 |
| Teams: | |
Jeffrey Allen Peterek (September 22, 1962 – October 8, 2023) was an American professional baseball pitcher. He played in part of one season in the major leagues in for the Milwaukee Brewers, playing seven games. Peterek died in Niles, Michigan, October 8, 2023, at the age of 61.[1]
| W | L | PCT | ERA | G | GS | CG | SHO | SV | IP | H | ER | R | HR | BB | SO | WP | HBP | |
| 0 | 2 | .000 | 4.02 | 7 | 4 | 0 | 0 | 0 | 31.1 | 31 | 14 | 14 | 3 | 14 | 16 | 1 | 0 |
, or Pura Pelota (Venezuelan Winter League)