James Franklin Slagle (July 11, 1873 – May 10, 1956), nicknamed both "Rabbit" and "Shorty", was a professional baseball player who played as an outfielder in Major League Baseball (MLB) from 1899 to 1908. In his 10 MLB seasons, he played for four teams, all in the National League. Officially, he was 5 feet 7 inches (1.70 m) in height and weighed 144 pounds (65 kg). He batted left-handed and threw right-handed. His last MLB season was in 1908, and later played two more seasons in MiLB in 1909 and 1910. He later settled in Chicago, where he died in 1956, at the age of 82.