Noble Jan Dukes (born August 16, 1945) is an American former professional baseball player, a left-handed pitcher who worked in 16 games, all in relief, in the major leagues for parts of three seasons with the 1969 and 1970 Washington Senators and, after the franchise moved, the 1972 Texas Rangers. He was born in Cheyenne, Wyoming, and was listed as 5 feet 11 inches (1.80 m) tall and 175 pounds (79 kg). Dukes pitched at the Triple-A level, including service in the Mexican League, before leaving baseball after the 1973 season.