Career
Born in 1918 in Izmir, he was a best known as a center forward for AEK Athens Football Club during the 1930s and 1940s, partnering Kleanthis Maropoulos in AEK"s front line. Late in his career he was converted into a center back by his coach. During his playing career Tzanetis was capped once by Greece.
After his playing days were over, Tzanetis took up coaching and was AEK"s coach in: 1952, 1955, 1961, 1962 and 1966.
In between his stints with AEK he was also coach of the Greek National Football Team (1960, 1961, 1963, 1964) with a record of 5 wins, 1 draw and 5 losses.