Grigoris Ioannou has faced 12 opponents throughout his career
| Player | Team(s) | Games |
|---|---|---|
| Dimitris Chilaris |
Amyntas Dafnis
(GRE-2)
|
1 |
| Andreas Kefalas |
Amyntas Dafnis
(GRE-2)
|
1 |
| Ili Kiriakopoulos |
Amyntas Dafnis
(GRE-2)
|
1 |
| Dimitris Lolas |
Amyntas Dafnis
(GRE-2)
|
1 |
| Fedonas Pagonis |
Amyntas Dafnis
(GRE-2)
|
1 |
| Char Samothrakis |
Amyntas Dafnis
(GRE-2)
|
1 |
| Giorgos Sourlis |
Amyntas Dafnis
(GRE-2)
|
1 |
| Savvas Tzougarakis |
Amyntas Dafnis
(GRE-2)
|
1 |
| Costas Vardavas |
Amyntas Dafnis
(GRE-2)
|
1 |
| Thodoris Vardianos |
Amyntas Dafnis
(GRE-2)
|
1 |
| Marios Vathrakokilis |
Amyntas Dafnis
(GRE-2)
|
1 |
| Leonidas Zoupas |
Amyntas Dafnis
(GRE-2)
|
1 |