| TT Star Series | 2023/08/10 09:45 | Viktor Yefimov v Boguslaw Koszyk | L | 1-3 |
| TT Star Series | 2023/02/16 07:35 | Boguslaw Koszyk v Viktor Yefimov | W | 2-3 |
| TT Star Series | 2023/02/13 08:10 | Viktor Yefimov v Boguslaw Koszyk | L | 0-3 |
| TT Star Series | 2023/10/06 09:15 | Viktor Yefimov v Ondrej Kveton | W | 3-2 |
| TT Star Series | 2023/10/06 07:45 | Jakub Zelinka v Viktor Yefimov | W | 2-3 |
| European Team Championships | 2023/09/12 11:40 | Viktor Yefimov v Marko Jevtovic | W | 3-1 |
| TT Star Series | 2023/08/12 11:15 | Viktor Yefimov v Adam Klajber | L | 1-2 |
| TT Star Series | 2023/08/12 09:15 | Yannick Vostes v Viktor Yefimov | W | 1-3 |
| TT Star Series | 2023/08/12 06:00 | Jiri Vrablik v Viktor Yefimov | L | 3-1 |
| TT Star Series | 2023/08/11 12:45 | Michal Blinka v Viktor Yefimov | W | 1-3 |
| TT Star Series | 2023/08/11 11:15 | Viktor Yefimov v Tomas Konecny | L | 2-3 |
| TT Star Series | 2023/10/06 09:45 | Jakub Zelinka v Boguslaw Koszyk | W | 1-3 |
| TT Star Series | 2023/10/06 07:10 | Tomas Tregler v Boguslaw Koszyk | L | 3-0 |
| TT Star Series | 2023/09/23 12:58 | Boguslaw Koszyk v Jakub Seibert | L | 2-3 |
| TT Star Series | 2023/09/23 11:43 | Boguslaw Koszyk v Antonin Gavlas | L | 2-3 |
| TT Star Series | 2023/09/23 11:15 | Boguslaw Koszyk v Dmitrij Prokopcov | W | 3-2 |
| TT Star Series | 2023/09/23 09:15 | Alexandru Petrescu v Boguslaw Koszyk | W | 1-3 |
| TT Star Series | 2023/09/23 06:00 | Jakub Seibert v Boguslaw Koszyk | W | 1-3 |
| TT Star Series | 2023/09/22 12:45 | Roman Rezetka v Boguslaw Koszyk | L | 3-1 |