István Mudin

István Mudin (16 October 1881 – 22 July 1918) was a Hungarian athlete who competed at the 1906 Intercalated Games and the 1908 Summer Olympics. He competed in various throwing events and in the pentathlon at the 1906 Intercalated Games and 1908 Summer Olympics and won two medals in 1906, in pentathlon and discus throw.

He was killed in action in Italy during World War I.