| Luxembourg Open - Herredouble - Kvalifikation | 2023/05/04 19:30 | Pui/Ting v Koppen/Vlaar | L | 2-0 |
| Luxembourg Open - Herredouble - Kvalifikation | 2023/05/04 14:40 | Koppen/Vlaar v Koppen/Reumer | W | 2-0 |
| Dutch International - Herredouble | 2023/04/15 13:40 | Koppen/Vlaar v Ichikawa/Umayahara | L | 0-2 |
| Dutch International - Herredouble | 2023/04/15 08:50 | Jones/Stallwood v Koppen/Vlaar | W | 1-2 |
| Dutch International - Herredouble | 2023/04/14 19:05 | Koppen/Vlaar v Van Delsen/Van Delsen | W | 2-0 |
| Dutch International - Herredouble | 2023/04/14 13:45 | Guildea/Pontanosa v Koppen/Vlaar | W | 0-2 |
| Dutch International - Herredouble | 2023/04/13 19:20 | Koppen/Vlaar v Andree/Bailoni | W | 2-0 |
| Slovenien - Future Series - Herredouble | 2022/11/27 10:00 | Espersen/Kræmer v Koppen/Vlaar | L | 2-0 |
| Bonn International - Herredouble - Kvalifikation | 2023/05/31 16:40 | Dresp/Neumann v Chen/Kai Lin | W | 0-2 |
| Bonn International - Herredouble - Kvalifikation | 2023/05/31 11:40 | Chen/Kai Lin v Stagge/Tihi | W | 2-0 |
| Austrian Open - Herredouble | 2023/05/26 17:20 | Chen/Kai Lin v Kral/Mendrek | L | 1-2 |
| Austrian Open - Herredouble - Kvalifikation | 2023/05/26 09:30 | Dinata/Spoljarec v Chen/Kai Lin | W | 0-2 |
| Austrian Open - Herredouble - Kvalifikation | 2023/05/25 17:30 | Chen/Kai Lin v Krawczyk/Melaniuk | W | 2-0 |
| Slovenia Open - Kvalifikation - Herredouble | 2023/05/19 07:45 | Chen/Kai Lin v Low/Ng | L | 0-2 |
| Slovenia Open - Kvalifikation - Herredouble | 2023/05/18 13:00 | Chen/Kai Lin v Dvorak/Razl | W | 2-0 |
| Slovenia Open - Kvalifikation - Herredouble | 2023/05/18 07:00 | Pipunic/Pipunic v Chen/Kai Lin | W | 0-2 |