Jan Maciejko (January 2, 1913 - October 21, 1993) was a Polish goaltender. He started in net for the Polish National Team at the World Championships in 1939 and 1947, as well as at the 1948 Winter Olympics. Maciejko played a total of 18 games at these tournaments. He spent his entire club career with KS Cracovia and later went into coaching. Maciejko fought in the September Campaign of World War II and was later a key member of the resistance. He received the Military Virtue medal.