| Olympic Qualification | 2021/04/23 17:40 | Rares Sipos v Tobias Rasmussen | W | 4-0 |
| Olympic Qualification | 2021/04/23 10:40 | Daniel Habesohn v Rares Sipos | W | 1-4 |
| Olympic Qualification | 2021/04/22 19:40 | Rares Sipos v Samuel Walker | W | 4-0 |
| Olympic Qualification | 2021/04/22 12:30 | Rares Sipos v Ibrahim Gunduz | W | 4-3 |
| Olympic Qualification | 2021/04/21 17:20 | Paul Drinkhall v Rares Sipos | L | 4-1 |
| Czech TT Star Series | 2020/09/18 11:15 | Rares Sipos v Dmitrij Prokopcov | L | 1-3 |
| Czech TT Star Series | 2020/09/18 08:30 | Rares Sipos v Dmitrij Prokopcov | L | 1-3 |
| Czech TT Star Series | 2020/09/18 07:30 | Tomas Konecny v Rares Sipos | L | 3-2 |
| Olympic Qualification | 2021/04/23 17:40 | Samuel Kulczycki v Lei Kou | W | 0-4 |
| Olympic Qualification | 2021/04/23 11:40 | Cedric Nuytinck v Lei Kou | W | 0-4 |
| Olympic Qualification | 2021/03/16 14:30 | Kirill Skachkov v Lei Kou | L | 4-1 |
| Olympic Qualification | 2021/03/16 07:00 | Lubomir Jancarik v Lei Kou | L | 4-0 |
| Olympic Qualification | 2021/03/15 12:00 | Lei Kou v Niagol Stoyanov | W | 4-1 |
| Olympic Qualification | 2021/03/15 07:00 | Lei Kou v Marcelo Aguirre | W | 4-2 |
| WTT Star Contender - Doha | 2021/03/07 08:45 | Daeseong Cho v Lei Kou | L | 3-2 |
| WTT Contender - Doha | 2021/03/01 09:00 | Masaki Yoshida v Lei Kou | L | 3-2 |