Jack Stivetts, born John Elmer Stivetts, was a prominent American professional baseball player known for his exceptional pitching skills. He played in the Major League Baseball (MLB) for 11 seasons, primarily as a right-handed pitcher. Stivetts' career was marked by his time with three major teams: the St. Louis Browns, the Boston Beaneaters, and the Cleveland Spiders.

Stivetts began his professional baseball career with the St. Louis Browns in 1889. He quickly established himself as a formidable pitcher, leading the team in victories in his first season. His performance was instrumental in the Browns' success during his tenure, and he was recognized as one of the top pitchers in the American Association.

In 1892, Stivetts moved to the Boston Beaneaters, where he continued to excel. He was a key player in the team's back-to-back National League pennants in 1892 and 1893. His most notable achievement during this period was pitching a no-hitter against the Brooklyn Grooms in 1892, a feat that further cemented his reputation as one of the league's top pitchers.

Stivetts' performance began to decline in the mid-1890s, but he still managed to contribute significantly to the Beaneaters. He was traded to the Cleveland Spiders in 1898, where he ended his career after the 1899 season.

Throughout his career, Stivetts was known for his powerful fastball and his ability to strike out opposing batters. He was one of the first pitchers to master the curveball, a pitch that became a staple in his arsenal. His career statistics reflect his dominance on the mound, with 203 wins, 1,696 strikeouts, and a 3.74 earned run average (ERA).

Stivetts' impact on the game extended beyond his playing career. He was known for his sportsmanship and his dedication to the game. His contributions to baseball were recognized posthumously when he was inducted into the Pennsylvania Sports Hall of Fame.

In summary, Jack Stivetts was a standout pitcher in the late 19th century, known for his fastball and curveball. He played for the St. Louis Browns, Boston Beaneaters, and Cleveland Spiders, contributing significantly to their successes. Despite a decline in his performance towards the end of his career, Stivetts left a lasting legacy in the world of baseball.