Ernest Rudolph Johnson (April 29, 1888 – May 1, 1952) was an American professional baseball shortstop. He played in Major League Baseball (MLB) for the Chicago White Sox (1912, 1921–23), St. Louis Terriers (Federal League 1915), St. Louis Browns (1916–1918), and New York Yankees (1923–1925). In between, he spent 1920 with the Salt Lake City Bees as their player-manager. Johnson's career totals for 813 games include 697 hits, 19 home runs, 257 runs batted in, 372 runs scored, a .266 batting average, and a slugging percentage of .350.