Born on May 25, 1945 in Petrochori, Antonis Antoniadis is one of the great "goal scorers" of the Greek football era after the "war" years. He started his career playing for the team of Aspida Xanthi (a precursor of SKODA Xanthi FC) and then moved on to the team of Panathinaikos. Antonis Antoniadis, scored his first official goal with Panathinaikos on October 27, 1968 in the game with Apollon Athens which ended in a victory for Panathinaikos with 1-0.
Antonis Antoniadis scored 187 goals in 242 matches of the Greek Championship.
He held the crown of first scorer five times (1970 with 25 goals, 1972 with 39 goals (second in Europe), 1973 with 22 goals, 1974 with 26 goals and 1975 with 20 goals). In 1971 when Panathinaikos reached the final in Wembley for the Champions League Cup he was the first scorer of the tournament with 10 goals.
Summer of 1978 he was traded to Olympiakos with whom he stayed for one season, playing in 13 games and scoring 7 goals. He later went on to play for Atromitos Athens FC. In 1980 before he retired and became president of PSAP he went full circle and returned to Panathinaikos. Very good using his head as well as he had a strong shot. He has 22 appearances with the Greek National Football Team (6 goals) in the period of 1970-1977.