
William Stanley Mazeroski
American Hall of Fame baseball player
- Lifespan
- September 5, 1936 – February 20, 2026Sep 5, 1936 – Feb 20, 2026
- Location
- Lansdale, Pennsylvania, U.S.Lansdale, PA, U.S.

American Hall of Fame baseball player
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Key moments and achievements from William Mazeroski's life.
William was born
· Lansdale, Pennsylvania, U.S.
Historic Moment
On October 13, 1960, at Forbes Field in Pittsburgh, Bill Mazeroski hit a walk-off home run off New York Yankees pitcher Ralph Terry in the bottom of the ninth inning to win Game 7 of the World Series 10-9. It was the first time in baseball history that a World Series had been decided by a walk-off homer in Game 7.
Historic Moment
On October 13, 1960, at Forbes Field in Pittsburgh, Bill Mazeroski hit a walk-off home run off New York Yankees pitcher Ralph Terry in the bottom of the ninth inning to win Game 7 of the World Series 10-9. It was the first time in baseball history that a World Series had been decided by a walk-off homer in Game 7.
Defensive Excellence
Mazeroski won eight Gold Glove Awards for his fielding excellence at second base, establishing himself as one of the greatest defensive players in baseball history. He led the NL in double plays for eight consecutive years and set the major league record with 1,706 career double plays at second base.
Defensive Excellence
Mazeroski won eight Gold Glove Awards for his fielding excellence at second base, establishing himself as one of the greatest defensive players in baseball history. He led the NL in double plays for eight consecutive years and set the major league record with 1,706 career double plays at second base.
Career Record
Mazeroski's 1,706 career double plays remain the major league record for a second baseman. He led the major leagues in assists a record nine times and led the NL in putouts five times. Baseball analyst Bill James called his defensive numbers "probably the most impressive of any player at any position."
Career Record
Mazeroski's 1,706 career double plays remain the major league record for a second baseman. He led the major leagues in assists a record nine times and led the NL in putouts five times. Baseball analyst Bill James called his defensive numbers "probably the most impressive of any player at any position."
Career Loyalty
Mazeroski spent his entire 17-season major league career with the Pittsburgh Pirates from 1956 to 1972. His loyalty to one franchise over nearly two decades made him a beloved figure in Pittsburgh sports history and a symbol of the franchise's identity during a golden era.
Career Loyalty
Mazeroski spent his entire 17-season major league career with the Pittsburgh Pirates from 1956 to 1972. His loyalty to one franchise over nearly two decades made him a beloved figure in Pittsburgh sports history and a symbol of the franchise's identity during a golden era.
Hall of Fame
Mazeroski was elected to the National Baseball Hall of Fame by the Veterans Committee in 2001, recognizing both his historic World Series heroics and his extraordinary defensive career. His induction honored a player whose fielding prowess redefined what was possible at the second base position.
Hall of Fame
Mazeroski was elected to the National Baseball Hall of Fame by the Veterans Committee in 2001, recognizing both his historic World Series heroics and his extraordinary defensive career. His induction honored a player whose fielding prowess redefined what was possible at the second base position.
William Mazeroski passed away