Joseph William Kostal (June 1, 1876 – October 10, 1933), nicknamed "Cudgey", was an American Major League Baseball player who pitched two games for the 1896 Louisville Colonels. He pitched a total of two innings, gave up four runs, zero earned runs, and was charged with one error. Kostal was born in Chicago, Illinois, and died at the age of 57 in Guelph, Ontario, Canada. Note: His Baseball Reference Bio has him born on June 1, 1876.