John Thomas Stone (October 10, 1905 – November 30, 1955), nicknamed "Rocky,"  was an American baseball outfielder. He played 11 season in Major League Baseball for the Detroit Tigers (1928–1933) and Washington Senators (1934–1938). 

Stone hit over .300 seven times and had a career batting average of .310.Stone's fourth big league season in 1931 was his best. His .327 batting average was 10th best in the American League. He led the league in singles (142) and was also among the league leaders with 191 hits, 11 triples, and 13 stolen bases. Stone was also 16th in the American League's Most Valuable Player voting for 1931.

In 1932, Stone continued as one of the top batters in the league, with 64 extra base hits, 108 RBIs and a .486 slugging percentage. He ranked ninth in the American League with 283 total bases and also ranked among the Top 10 in triples, home runs and RBIs.

On April 30, 1933, Stone became the first major leaguer to collect six extra base hits in a regulation length doubleheader‚ as he collected four doubles and two home runs against the St. Louis Browns. 

He finished the 1933 season with a .283 batting average, a .434 slugging percentage, and 55 extra base hits.

Stone played for Washington for five seasons from 1934 to 1938, appearing in 556 games and compiling a .317 batting average, .393 on-base percentage, and .476 slugging percentage.