| Poland First league | 2019/09/10 18:18 | Chan-Hyeok Park v Panagiotis Gionis | L | 1-0 |
| Poland First league | 2019/09/10 16:20 | Boguslav Koszyk v Panagiotis Gionis | L | 3-2 |
| Campeonato Europeo por Equipos | 2019/09/05 14:00 | Marcos Freitas v Panagiotis Gionis | L | 3-1 |
| Campeonato Europeo por Equipos | 2019/09/04 08:00 | Panagiotis Gionis v Abdullah Yigenler | W | 3-2 |
| Juegos Europeos | 2019/06/24 14:00 | Tomislav Pucar v Panagiotis Gionis | L | 4-2 |
| Juegos Europeos | 2019/06/23 15:00 | Liam Pitchford v Panagiotis Gionis | W | 1-4 |
| Juegos Europeos | 2019/06/22 16:00 | Panagiotis Gionis v Luka Mladenovic | W | 4-0 |
| World Championship | 2019/04/24 10:40 | Panagiotis Gionis v Jingkun Liang | L | 1-4 |