| Estonian Int. Qual | 2023/01/12 07:20 | Karl Kert v Mykhailo Vyshnevyi | W | 2-1 |
| Latvia Int. | 2023/09/02 06:40 | Aria Dinata v Karl Kert | L | 2-0 |
| Latvia Int. | 2023/09/01 10:00 | Mateusz Danielak v Karl Kert | W | 0-2 |
| European Games | 2023/06/26 08:30 | Toma Junior Popov v Karl Kert | L | 2-0 |
| Lithuanian Int. | 2023/06/09 13:15 | Rui Yang Ryan Tan v Karl Kert | L | 2-1 |
| Austrian Open Qual | 2023/05/25 08:35 | Harsheel Dani v Karl Kert | L | 2-0 |
| Swedish Open Qual | 2023/05/11 07:35 | Marcus Viscovich v Karl Kert | L | 2-0 |
| Polish Open Qual | 2023/03/22 16:10 | Daniel S Farid v Karl Kert | L | 2-1 |
| Polish Open Qual | 2023/03/22 08:25 | Camilo Borst v Karl Kert | W | 0-2 |
| Croatia Int. Qual | 2023/09/28 17:00 | Mykhailo Vyshnevyi v Oliver Lee Nowak | W | 2-1 |
| Croatia Int. Qual | 2023/09/28 08:40 | Mads Storm Randrup v Mykhailo Vyshnevyi | W | 0-2 |
| Latvia Int. Qual | 2023/09/01 06:00 | Mykhailo Vyshnevyi v Jonathan Dresp | L | 1-2 |
| Latvia Int. Qual | 2023/08/31 14:45 | Reinis Krauklis v Mykhailo Vyshnevyi | W | 0-2 |
| Latvia Int. Qual | 2023/08/31 09:30 | Mykhailo Vyshnevyi v Patrick Zbinden | W | 2-0 |
| Latvia Int. Qual | 2023/08/30 15:30 | Ivor Zekan v Mykhailo Vyshnevyi | W | 0-2 |
| Swedish Open Qual | 2023/05/11 09:55 | Mykhailo Vyshnevyi v Nicolas A. Mueller | L | 0-2 |
| Luxembourg Open Qual | 2023/05/04 14:00 | Mykhailo Vyshnevyi v Harsh Arora | L | 0-2 |