Josef Koukalik (March 3, 1880 – January 2, 1947) was a pitcher in Major League Baseball. He pitched eight innings in one baseball game for the Brooklyn Superbas on September 1, 1904.
After his short stint in Brooklyn, Koukalik played for the Western League, a Minor League Baseball Single-A league. He played for the Omaha Rourkes as a pitcher and a batter. In 1905, Koukalik pitched twenty-eight innings for the Single-A Rourkes. He allowed eight runs to score. As a hitter Joe had a batting average of .138.