Cy Young is the major league player who has pitched the most innings, with 7,356 innings, or roughly the equivalent of 150 entire baseball games more than any other pitcher in history. Young’s baseball career lasted from 1890 through 1911, and no major league player since him has exceeded his record as of 2015. He won a total of 511 games during his baseball career, the most of any pitcher in history. Young also set the records for most games completed, at 749. On 5 May 1904, he became the first pitcher to throw a perfect game in American League history when the Boston Red Sox won over the Philadelphia Athletics.
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