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.

[1] Kostal was born in Chicago, Illinois, and died at the age of 57 in Guelph, Ontario, Canada.

[1] Note: His Baseball Reference Bio has him born on June 1, 1876.

This biographical article relating to an American baseball pitcher born in the 1870s is a stub.