| Mistrzostwa Europy | 2021/06/24 17:30 | Lev Katsman v Panagiotis Gionis | W | 1-4 |
| Liga Mistrzów | 2021/11/07 11:25 | Panagiotis Gionis v Ioannis Sgouropoulos | L | 1-3 |
| Liga Mistrzów | 2021/11/06 12:40 | Marcos Freitas v Panagiotis Gionis | L | 3-2 |
| Liga Mistrzów | 2021/11/05 18:45 | Jiri Vrablik v Panagiotis Gionis | W | 2-3 |
| Liga Mistrzów | 2021/11/05 17:25 | Frantisek Onderka v Panagiotis Gionis | W | 0-3 |
| Europe Top 16 Cup | 2021/09/18 09:30 | Simon Gauzy v Panagiotis Gionis | L | 4-1 |
| Challenger Series TT | 2021/09/12 14:10 | Panagiotis Gionis v Mateusz Czernik | W | 3-0 |
| Olimpiada 2020 - Mężczyźni 2020 | 2021/07/27 01:00 | Youngsik Jeoung v Panagiotis Gionis | L | 4-3 |
| Olimpiada 2020 - Mężczyźni 2020 | 2021/07/25 05:45 | Ahmed Saleh v Panagiotis Gionis | W | 1-4 |
| Liga Mistrzów | 2021/11/07 11:00 | Chih Yuan Chuang v Lev Katsman | W | 2-3 |
| Liga Mistrzów | 2021/11/06 18:30 | Lev Katsman v Jiri Vrablik | W | 3-1 |
| Liga Mistrzów | 2021/11/06 17:00 | Lev Katsman v Jakub Zelinka | W | 3-1 |
| Liga Mistrzów | 2021/11/05 12:30 | Lev Katsman v Yun-Ju Lin | W | 3-2 |
| Liga Mistrzów | 2021/11/05 11:35 | Lev Katsman v Hugo Calderano | L | 1-3 |
| WTT Contender - Tunis | 2021/10/24 19:15 | Lev Katsman v Hunor Szocs | L | 2-3 |
| European Team Championships | 2021/10/03 14:20 | Patrick Franziska v Lev Katsman | L | 3-2 |
| European Team Championships | 2021/10/02 10:00 | Lev Katsman v Truls Moregard | W | 3-2 |