Ioannis Diakidis (), 1867–1962) was a Greek writer.https://www.amazon.es/Greek-writers-Petropoulos-Psychoundakis-Marangopoulos/dp/115648751X He was born on the island of Symi in the Dodecanese at the time was part of the Ottoman Empire. He was a soccer player at the Panachaikos with many wins in games. He constructed a mountainous refuge in the Panachaiko mountains, he gave to the government a residence at Korinthou Street and he donated the funds to build the School of People where it was named Diakideios () to honor him. He was the brother of Themistoklis Diakidis, olympic medal winner.
