In 1968, Detroit's Denny McLain recorded 31 wins; the most by any player since 1950. McLain was the last pitcher to reach 30 wins in a season.
dave stewart
chesboro
Phil niekro
John Smoltz 24-8 (1996)
The most wins by a team in a Major League regular season was by the 1906 Chicago Cubs and 2001 Seattle Mariners with 116. The Cubs did it in 155 games and the Mariners did it in 162 games. The most wins by a pitcher in a Major League regular season was 59 by Charley Radbourn in 1884. The most wins by a pitcher after the year 1920 was 31 by both Denny McClain (1968) and Lefty Grove (1931)
Old Hoss Radbourn has the most wins in a single season with 59 wins in the year 1884.
dave stewart
Phil niekro
chesboro
The franchise record for wins in a season is 41 by Jack Chesbro in 1904.
Joe Wood with 34 wins in 1912.
Through the 2008 season, that is Hall of Famer Tom Seaver who had 25 wins in 1969.
Sandy Koufax (27 wins)
dizzy dean
John Smoltz 24-8 (1996)
The Pirates franchise record for most wins by a pitcher in a season is held by Frank Killen who won 34 games in 1893.
Ferguson Jenkins with 25 in 1974.