Ioannis Mitropoulos

Ioannis Mitropoulos (; 1874 – after 1896) was a Greek gymnast. He competed at the 1896 Summer Olympics in Athens.

Mitropoulos competed in both the individual and team events of the parallel bars, and the individual rings event. In the rings event, he gave Greece its first gold medal in gymnastics. He did not win a medal in the individual parallel bars event, though his ranking is unknown. In the team event, Mitropoulos was a member of the Ethnikos Gymnastikos Syllogos team that placed third of the three teams in the event, giving him a bronze medal.