In baseball, a strikeout occurs when a

pitcher In baseball, the pitcher is the player who throws ("pitches") the baseball from the pitcher's mound toward the catcher to begin each play, with the goal of retiring a batter, who attempts to either make contact with the pitched ball or draw ...

throws three strikes to a batter during his time at bat. Twenty different pitchers have struck out at least 18 batters in a single nine-inning

Major League Baseball Major League Baseball (MLB) is a professional baseball organization and the oldest major professional sports league in the world. MLB is composed of 30 total teams, divided equally between the National League (NL) and the American League (AL), ...

(MLB) game as of 2016, the most recent being

Max Scherzer Maxwell Martin Scherzer (born July 27, 1984) is an American professional baseball pitcher for the New York Mets of Major League Baseball (MLB). He previously played in MLB for the Arizona Diamondbacks, Detroit Tigers, Washington Nationals, and L ...

of the

Washington Nationals The Washington Nationals are an American professional baseball team based in Washington, D.C.. They compete in Major League Baseball (MLB) as a member of the National League (NL) East division. From 2005 to 2007, the team played in RFK Stadiu ...

on May 11, 2016. Four players have accomplished the feat more than once in their career; no player has ever struck out more than 20 batters in a nine-inning game. Charlie Sweeney was the first player to strike out 18 batters in a single game, doing so for the

Providence Grays The Providence Grays were a Major League Baseball team based in Providence, Rhode Island who played in the National League from until . The Grays played at the Messer Street Grounds in the Olneyville neighborhood. The team won the National Leag ...

against the Boston Beaneaters on June 7, 1884. In spite of this, Bob Feller is viewed as the first pitcher to accomplish the feat, since his then-record 18 strikeouts was the first to occur during the 20th century and the live-ball era. Out of the twenty pitchers who have accomplished the feat, fifteen were right-handed and five pitched left-handed. Five of these players have played for only one major league team. Six pitchers— Steve Carlton,

Roger Clemens William Roger Clemens (born August 4, 1962), nicknamed "Rocket", is an American former professional baseball pitcher who played 24 seasons in Major League Baseball (MLB), primarily with the Boston Red Sox. Clemens was one of the most dominant pi ...

Randy Johnson Randall David Johnson (born September 10, 1963), nicknamed "The Big Unit", is an American photographer and former professional baseball pitcher who played 22 seasons in Major League Baseball (1988–2009) for six teams, primarily the Seattle M ...

Nolan Ryan Lynn Nolan Ryan Jr. (born January 31, 1947), nicknamed "the Ryan Express", is an American former professional baseball pitcher and sports executive. Over a record 27-year playing career in Major League Baseball (MLB) spanning four decades, Ryan ...

Tom Seaver George Thomas Seaver (November 17, 1944 – August 31, 2020), nicknamed "Tom Terrific" and "the Franchise", was an American professional baseball pitcher who played 20 seasons in Major League Baseball (MLB). He played for the New York Mets, Cinc ...

, and

—are also members of the

3,000 strikeout club In Major League Baseball (MLB), the 3,000 strikeout club is the group of 19 pitchers who have struck out 3,000 or more batters in their careers. Walter Johnson became the first member in 1923, and was the only one until Bob Gibson joined in 1974. ...

. Sweeney has the fewest career strikeouts in the group with 505, while

, with 5,714, struck out more batters than any other pitcher in major league history. Bill Gullickson and Kerry Wood are the only rookies to have achieved the feat.

concluded his milestone game by striking out the final ten batters he faced, setting a new major league record for most consecutive strikeouts. Of the eleven players eligible for the Baseball Hall of Fame who have struck out 18 batters in a game, six have been elected; all six were elected on the first ballot. Players are eligible for the Hall of Fame if they have played in at least 10 major league seasons, and have either been retired for five seasons or deceased for at least six months. These requirements leave two players ineligible who are active, two players ineligible who are living and have played in the past five seasons, and five who did not play in 10 major league seasons.

Players

MLB pitchers with 18 strikeouts in a nine-inning game

18 strikeouts in extra-inning games

Seven different pitchers have struck out at least 18 batters in an extra-inning

(MLB) game to date. Only

accomplished the feat more than once in his career and no player has ever struck out more than 21 batters in a game. The following list is kept separate from the above list of pitchers who have struck out 18 or more batters in a nine-inning game. This is due to the differing number of innings pitched during an extra-inning game, the lack of a definitive endpoint to the game that would otherwise allow for a fair comparison to be made, and the advantage of having more opportunities to strike out players during an extra-inning game as opposed to one lasting nine innings.

Notes

References

External links

Top Individual Performances – List
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Retrosheet Retrosheet is a nonprofit organization whose website features box scores of Major League Baseball (MLB) games from 1906 to the present, and play-by-play narratives for almost every contest since the 1930s. It also includes scores from every major ...