| Oman Open U21 Women | 2021/11/10 18:00 | Maciej Kolodziejczyk v Adam Klajber | L | 3-4 |
| European Team Championships | 2023/09/14 17:40 | Mattias Falck v Maciej Kolodziejczyk | L | 3-1 |
| European Team Championships | 2023/09/12 14:40 | Pedro Osiro v Maciej Kolodziejczyk | W | 0-3 |
| WTT Feeder Olomouc Quals 2023 | 2023/08/23 13:05 | Andrea Puppo v Maciej Kolodziejczyk | L | 3-2 |
| WTT Feeder Olomouc Quals 2023 | 2023/08/23 08:40 | Cedric Tschanz v Maciej Kolodziejczyk | W | 1-3 |
| WTT Star Contender Ljubljana Quals | 2023/07/04 09:35 | Maciej Kolodziejczyk v Cheng-Jui Kao | L | 1-3 |
| WTT Star Contender Ljubljana Quals | 2023/07/03 11:40 | Maciej Kolodziejczyk v Maciej Kubik | W | 3-1 |
| WTT Contender Zagreb Quals | 2023/06/26 20:05 | Siu Hang Lam v Maciej Kolodziejczyk | L | 3-1 |
| WTT Contender Zagreb Quals | 2023/06/26 09:30 | Maciej Kolodziejczyk v Sanzhar Zhubanov | W | 3-1 |
| Czech Republic Extraleague | 2023/09/08 16:05 | Jiri Vrablik v Adam Klajber | L | 3-0 |
| Czech Republic Extraleague | 2023/08/31 16:20 | Adam Klajber v Tomas Martinko | W | 3-1 |
| Czech Republic Extraleague | 2023/08/31 15:20 | Adam Klajber v David Reitspies | L | 0-3 |
| 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 |