Giannis Papathanassopoulos ha enfrentado a 51 oponentes a lo largo de su carrera.

Player Team(s) Games
Anastasios Antonakis 1
Rerres Aristomenis
Dafni (GRE-2)
1
Georgios Bilios
Dafni (GRE-2)
1
Angelos Damianos
Pagrati (GRE-2)
1
Georgios Dritsas 1
Konstantinos Efstratiou 1
Panagioris Etziaka
Koroivos (GRE-2)
1
Vasileios Exitavelonis
Dafni (GRE-2)
1
Giannis Gavasiadis
Koroivos (GRE-2)
1
Thanasis Georgopapadakos
Pagrati (GRE-2)
1
Loukas Giaourtoglou 1
Nikolaos Giovanis
Pagrati (GRE-2)
1
Andreas Haikalis
Pagrati (GRE-2)
1
Tasos Kallianiotis 1
Efstratios Kalogerias 1
Konstantinos Kampouridis 1
Alexander Kappos
Koroivos (GRE-2)
1
Ioannis Karamalegkos 1
Eleftherios Katsavopoulos
Koroivos (GRE-2)
1
Vaggelis Kehris
Dafni (GRE-2)
1
Anastasios Kostopoulos 1
Nemanja Manojlovic 1
Antonios Mantzaris 1
Venos Mastoros
Koroivos (GRE-2)
1
Sarantis Mastrogiannopoulos
Koroivos (GRE-2)
1
Loukas Mavrokefalidis 1
Ioannis Michaloutsos
Koroivos (GRE-2)
1
Stefan Mitrovic
Koroivos (GRE-2)
1
Ilias Moraitis 1
Dimitrios Nanos
Koroivos (GRE-2)
1
Apostolos Naoumis
Koroivos (GRE-2)
1
Kyrimis Nikolaos
Dafni (GRE-2)
1
Kostas Oikonomopoulos 1
Dimitris Papadimitriou 1
Spyridon Papanikolaou 1
Nikos Paparegkas
Koroivos (GRE-2)
1
Adrianos Perdikaris
Dafni (GRE-2)
1
Telemachos Sarlis 1
Christos Skandalos 1
Thodoris Staikopoulos
Dafni (GRE-2)
1
Alexandros Stamatogiannis 1
Nikola Stanojevic
Dafni (GRE-2)
1
Vasileios Stavrakoukas
Pagrati (GRE-2)
1
Giorgos Tatarakis
Pagrati (GRE-2)
1
Dionysios Tataris
Koroivos (GRE-2)
1
Ilias Theodorou 1
Panagiotis Tsamis 1
Apollon Tsochlas 1
Ioannis Tsormpatzoglou
Dafni (GRE-2)
1
Dimitrios Tsourgianis
Pagrati (GRE-2)
1
Savvas Tzougarakis
Pagrati (GRE-2)
1