The most strikeouts by a single pitcher in a single MLB game is 21 by Tom Cheney of the Washington Senators in a game against the Baltimore Orioles in 1962. The game lasted 16 innings and Cheney pitched all 16. The most strikeouts by a single pitcher in a 9 inning game is 20 and is held jointly by Kerry Wood, Randy Johnson, and Roger Clemens.
Nolan Ryan holds the career record with 5,714 strikeouts.
Nolan Ryan is the all-time leader in strikeouts in Major League Baseball. He told the record with 5,714 strikeouts.
Nolan Ryan holds the career MLB strikeout record with 5,714.
Nolan Ryan with 5,714 career strikeouts.
Nolan Ryan with 383 (modern record - in the 1800s teams only had one pitcher and some of those guys had 500+ strikeouts per season)
Nolan Ryan, with 5,714 strikeouts, holds the career record.
Pitching great Tom Seaver holds the record for the most consecutive strikeouts in Major League Baseball history. In 1970 he struck out 10 straight batters in a game his Mets played against the Padres.
Kar Spooner set the record with 15 strikeouts in 1954 & J. R. Richard tied the record in 1971.
The record for most strikeouts in a nine-inning game by a minor league pitcher was set by Ron Necciai, who struck out 27 batters in a Class-D game between the Appalachian League Bristol Twins and the Welsh Miners (May 13, 1952).
The 2003 Chicago Cubs got 1,025 strikeouts in one season.
Nolan Ryan holds the record for most career strikeouts with 5.714.
Reggie Jackson holds the record for the most strikeouts in a single career in Major League Baseball, in his career he struck out 2,597 times.
Randy Johnson has the most strikeouts by a left handed pitcher. He also has the second most strikeouts all-time and over 300 wins.
Ryan Howard holds the record for most strikeouts for a batter in a World Series with 13 in 2009. Bob Gibson holds the record for most strikeouts for a pitcher with 35 in 1968.
20. Kerry Wood struckout 20 Houston Astros on May 6, 1998 to tie the MLB record for strikeouts by a pitcher in a 9 inning game.
15 strikeouts by j.r. Richard f the Houston astros
As of the 2010 season, the Yankees team record for strikeouts by a pitcher in a season is 248 by Ron Guidry in 1978.