| Qatar Open - Mixed dubbel | 2017/04/26 11:00 | Alexander Chen v Jiri Martinko | L | 3-4 |
| WTT Feeder - Düsseldorf | 2022/11/22 16:05 | Alexander Chen v Albert Vilardell | L | 0-3 |
| WTT Contender Novo Gorica | 2022/10/31 10:50 | Alexander Chen v Matteo Mutti | L | 1-3 |
| WTT Feeder - Olomouc | 2022/08/25 17:55 | Taehyun Kim v Alexander Chen | L | 4-0 |
| EM | 2022/08/16 19:05 | Alexander Chen v Marko Jevtovic | L | 0-3 |
| EM | 2022/08/16 11:45 | Alexander Chen v Filip Radovic | W | 3-2 |
| EM | 2022/08/15 09:15 | Alexander Chen v Jordy Piccolin | L | 0-3 |
| EM | 2022/08/14 15:05 | Alexander Chen v Arturs Reinholds | W | 3-0 |
| WTT Feeder Budapest Quals | 2022/07/18 12:40 | Alexander Chen v Aleksandar Karakasevic | L | 0-3 |
| WTT Feeder - Düsseldorf - Kval | 2023/02/14 10:20 | Jan Valenta v Jiri Martinko | W | 0-3 |
| TT Star Series | 2023/01/19 14:58 | Amirreza Abbasi v Jiri Martinko | W | 1-3 |
| TT Star Series | 2023/01/19 13:45 | David Reitspies v Jiri Martinko | L | 3-1 |
| TT Star Series | 2023/01/19 11:45 | Amirreza Abbasi v Jiri Martinko | L | 3-0 |
| TT Star Series | 2023/01/19 09:15 | Filip Cipin v Jiri Martinko | W | 0-3 |
| TT Star Series | 2023/01/19 07:35 | Michal Benes v Jiri Martinko | L | 3-0 |
| TT Star Series | 2023/01/18 12:45 | Jiri Martinko v Ondrej Kveton | W | 3-0 |
| TT Star Series | 2023/01/18 10:15 | Jiri Martinko v Dmitrij Prokopcov | W | 3-1 |