William Benton Piercy (May 2, 1896 – August 28, 1951), born in El Monte, California, was a pitcher for the New York Yankees (1917 and 1921), Boston Red Sox (1922–24) and Chicago Cubs (1926).

Bill Piercy
Pitcher
Born: (1896-05-02)May 2, 1896 El Monte, California, U.S.
Died: August 28, 1951(1951-08-28) (aged 55) Long Beach, California, U.S.
Batted: Right Threw: Right
MLB debut
October 3, 1917, for the New York Yankees
Last MLB appearance
September 6, 1926, for the Chicago Cubs
MLB statistics
Win–loss record	27-43
Earned run average	4.26
Strikeouts	165
Teams
New York Yankees (1917, 1921) Boston Red Sox (1922–1924) Chicago Cubs (1926)

Piercy helped the Yankees win the 1921 American League pennant.

In 6 seasons, he had a 27–43 win–loss record, 116 games (70 started), 28 complete games, 2 shutouts, 30 games finished, 610+2⁄3 innings pitched, 676 hits allowed, 362 runs allowed, 289 earned runs allowed, 16 home runs allowed, 268 walks allowed, 165 strikeouts, 43 hit batsmen, 21 wild pitches, 2180 batters faced, 1 balk, and a 4.26 ERA.

He died in Long Beach, California, at the age of 55.