| TT Star Series | 2023/08/11 13:15 | David Reitspies v Adam Klajber | L | 3-0 |
| WTT Feeder Olomouc Quals 2023 | 2023/08/23 09:15 | Zheng Sun v Adam Klajber | L | 3-1 |
| WTT Feeder Olomouc Quals 2023 | 2023/08/22 14:05 | Leonardo Mutti v Adam Klajber | W | 2-3 |
| TT Star Series | 2023/08/12 11:15 | Viktor Yefimov v Adam Klajber | W | 1-2 |
| TT Star Series | 2023/08/12 09:45 | Tomas Konecny v Adam Klajber | L | 3-1 |
| TT Star Series | 2023/08/12 07:45 | Yannick Vostes v Adam Klajber | L | 3-1 |
| TT Star Series | 2023/08/11 13:15 | David Reitspies v Adam Klajber | L | 3-0 |
| TT Star Series | 2023/08/11 10:45 | Jiri Vrablik v Adam Klajber | L | 3-0 |
| TT Star Series | 2023/08/11 09:15 | Jakub Seibert v Adam Klajber | W | 0-3 |
| WTT Feeder Olomouc | 2023/08/24 14:35 | David Reitspies v Lilian Bardet | L | 0-3 |
| TT Star Series | 2023/08/12 13:37 | David Reitspies v Yannick Vostes | W | 3-1 |
| TT Star Series | 2023/08/12 12:15 | David Reitspies v Jiri Vrablik | L | 1-3 |
| TT Star Series | 2023/08/12 10:15 | Jiri Vrablik v David Reitspies | W | 1-3 |
| TT Star Series | 2023/08/12 08:45 | Michal Blinka v David Reitspies | W | 0-3 |
| TT Star Series | 2023/08/12 07:10 | David Reitspies v Tomas Konecny | W | 3-2 |
| TT Star Series | 2023/08/11 13:15 | David Reitspies v Adam Klajber | W | 3-0 |
| TT Star Series | 2023/08/11 11:45 | Jakub Seibert v David Reitspies | W | 0-3 |