Otto Charles "Pep" Deininger (October 10, 1877 – September 25, 1950) was a pitcher/center fielder in Major League Baseball who played for two different teams between 1902 and 1909. Listed at 5' 8½" Weight: 180 lb., Deininger batted and threw left-handed. He was born in Wasseralfingen, Germany.
Deininger started his majors career in 1902 as a pitcher for the Boston Americans. He posted a 9.75 ERA with two strikeouts and nine walks in two appearances, including one start, and did not have a decision. He later switched to the outfield, appearing in 56 games in part of two seasons with the Philadelphia Phillies (1908-1909).
In a three-season career, Deininger posted a .263 batting average (46-for-175) with 16 RBI and 22 runs, including 10 doubles, one triple, and five stolen bases without home runs.
Deininger died in Boston, Massachusetts, at age 72.
- ^ Nowlin, Nill. "Pep Deininger". Society For American Baseball Research. Walter Cronkite School of Journalism and Mass Communication at Arizona State University. Retrieved 8 July 2015.