| Austrian Open - Doubles Hommes | 2023/05/27 11:20 | Hemming/van Leeuwen v Lwi/Wong | L | 0-2 |
| Austrian Open - Doubles Hommes | 2023/05/27 09:20 | Chiang/Wu v Hemming/van Leeuwen | W | 0-2 |
| Austrian Open - Doubles Mixtes | 2023/05/27 08:30 | Chen/Hsu v Hemming/van Leeuwen | W | 0-2 |
| Austrian Open - Doubles Hommes | 2023/05/26 16:30 | Cattoen/Renoir v Hemming/van Leeuwen | W | 0-2 |
| Austrian Open - Doubles Mixtes | 2023/05/26 12:15 | Horvath/Hart v Hemming/van Leeuwen | W | 0-2 |
| Open de Slovénie - Doubles Hommes | 2023/05/20 08:40 | Geiss B / Volker J C v Hemming/van Leeuwen | L | 2-1 |
| Open de Slovénie - Doubles Hommes | 2023/05/19 17:40 | Cattoen/Renoir v Hemming/van Leeuwen | W | 0-2 |
| International du Portugal Doubles Hommes | 2023/03/11 17:40 | Hemming/van Leeuwen v Aizawa/Noda | L | 0-2 |
| Austrian Open - Doubles Mixtes | 2023/05/27 08:30 | Jeffrey/Villegas v Birker P / Hochmeir K | W | 0-2 |
| Austrian Open - Doubles Mixtes | 2023/05/26 11:00 | Kis-Kasza/Vetor v Birker P / Hochmeir K | W | 0-2 |
| Open de Slovénie - Doubles Mixtes | 2023/05/20 07:20 | Kapoor/Reddy v Birker P / Hochmeir K | L | 2-0 |
| Open de Slovénie - Doubles Mixtes | 2023/05/19 09:20 | Birker P / Hochmeir K v Bailetti G / Corsini M | W | 2-1 |
| Open d'Allemagne - Doubles Mixtes - Qualif. | 2023/03/07 10:05 | Geiss B / Moszczynski E v Birker P / Hochmeir K | L | 2-0 |
| Uganda Int. XD | 2023/02/24 15:30 | Birker P / Hochmeir K v Kristensen/Hong | W | 2-0 |
| Irish Open XD | 2022/11/17 09:10 | Toft/Graversen v Birker P / Hochmeir K | L | 2-0 |
| Hylo Open XD | 2022/11/02 08:10 | Birker P / Hochmeir K v Delrue/Gicquel | L | 0-2 |