From BR Bullpen
Otto Charles Deininger
- Bats Left, Throws Left
- Height 5' 8½", Weight 180 lb.
- Debut April 26, 1902
- Final Game October 7, 1909
- Born October 10, 1877 in Wasseralfingen, Germany
- Died September 25, 1950 in Boston, MA USA
 Biographical Information
Pep Deininger was originally a pitcher when he came to the majors in 1902. Later, when he returned in 1908 and 1909, he was primarily an outfielder.
Deininger had most of his at-bats with the 1909 Philadelphia Phillies, hitting .260 on a team that hit .244 (in a league that also hit .244). In 1910, he led the Eastern League in RBI while playing for Jersey City, with whom he also played in 1911.
He was on the Board of Directors of the Baseball Players Fraternity in 1914, with his location listed as Montreal. Ty Cobb, Max Carey, Sam Crawford and Fred Merkle, among others, were also on the board.