Douglas James Konieczny ( koh-NEZ-nee; September 27, 1951) is a former Major League Baseball (MLB) pitcher.
Konieczny pitched in all or part of four seasons between 1973 and 1977, all for the Houston Astros.
Konieczny was the Astros' first-round pick in the secondary phase of the 1971 Major League Baseball Draft.
He made his major league debut two seasons later when he earned a September call-up in 1973.
He pitched only one full season in the majors, in 1975, when he compiled a 6–13 record with a 4.47 ERA in 32 games (29 starts).