Career
At the age of 15, he joined the Olympiakos academies. Three years later, he left Olympiakos, signing a contract with Niki Volou. His distinguished playing along with his ability in defensive game attracts the interest of both Nikos Liberopoulos and Traianos Dellas.
Adam Tzanetopoulos joined in 2013.
Tzanetopoulos scored his first professional goal against Atromitos in the Greek Cup in a 3-0 home victory. The summer friendly international with the winners of last year"s Union of European Football Associations Europa League, Sevilla was a step forward in his career.
The Andalusians by having the opportunity to check him realized that he is a player with tremendous perspective, therefore they submitted a proposal to on a long-year loan, with a purchase option of €1.5 million, but was rejected. On 4 February 2016, officially announced that the 21-year-old international central defender Tzanetopoulos renewed his contract, for an undisclosed fee, with the club until the summer of 2020, despite the fact that is not among the first priorities of AEK manager Gus Poyet.
"I am very happy for that because it was my desire to stay here, now the only thing in my mind is working hard in order to thank the club"s officials for having faith in my ability", said Tzanetopoulos, whose previous contract with AEK was expiring at the end of next season.
International On 5 October 2015, the interim national coach Kostas Tsanas called Tzanetopoulos to replace Kyriakos Papadopoulos, who was injured in Bayer 04 Leverkusen Bundesliga"s game against Football Club Augsburg, for the games against North Ireland and Hungary, for the EURO 2016 qualifiers. This was the first call of the young centre-back.