William George "Bill" Rumler (March 27, 1891 – May 26, 1966), known as James Rumler during the 1918 season, and Red Moore during the 1921 season, was a professional baseball player, whose career spanned 19 seasons, three of which were spent in Major League Baseball (MLB) with the St. Louis Browns (1914, 1916–17). He played catcher, and outfielder.