Jack Houston Rothrock (March 14, 1905 – February 2, 1980) was an American professional baseballutility player in Major League Baseball who played with four teams between the 1925 and 1937 seasons. Listed at 5 ft 11 in (1.80 m), 165 lb., Rothrock was a switch-hitter who threw right-handed. He was born in Long Beach, California.
Rothrock hit a career-high .300 with 23 stolen bases for the 1929 Red Sox, then in 1933 hit .278 with 39 extra-base hits and a .343 on-base percentage. His most productive season came with the 1934 National League champions Cardinals, when he posted career-numbers in home runs (11), runs (106), and RBI (72), while hitting .284 with a .336 OBP and leading the league with 154 games played. He also led the victorious Cardinals with six RBI in the 1934 World Series.