| Luxembourg Open | 2023/05/05 14:00 | Valentin Singer v Daniil Dubovenko | L | 2-1 |
| Latvia Int. | 2023/09/02 12:20 | Harry Huang v Daniil Dubovenko | W | 1-2 |
| Latvia Int. | 2023/09/02 07:10 | Jonathan Dresp v Daniil Dubovenko | W | 0-2 |
| Swedish Open - Kwalifikacje | 2023/05/11 16:00 | Daniil Dubovenko v Andi Fadel Muhammad | L | 1-2 |
| Swedish Open - Kwalifikacje | 2023/05/11 12:20 | Muhammad Reza Al Fajri v Daniil Dubovenko | W | 1-2 |
| Swedish Open - Kwalifikacje | 2023/05/11 09:20 | Daniil Dubovenko v Yohan Barbieri | W | 2-0 |
| Luxembourg Open | 2023/05/05 14:00 | Valentin Singer v Daniil Dubovenko | L | 2-1 |
| Luxembourg Open | 2023/05/05 12:20 | Daniil Dubovenko v Samuel Hsiao | W | 2-1 |
| Luxembourg Open - Kwalifikacje | 2023/05/04 14:10 | Paul Tournefier v Daniil Dubovenko | W | 0-2 |
| Latvia Int. | 2023/09/02 12:20 | Kian-Yu Oei v Valentin Singer | W | 1-2 |
| Latvia Int. | 2023/09/02 07:10 | Tauri Kilk v Valentin Singer | W | 1-2 |
| Latvia Int. | 2023/09/01 12:30 | Viacheslav Yakovlev v Valentin Singer | W | 0-2 |
| Nouvelle Aquitane Future Series | 2023/07/07 12:40 | Valentin Singer v Thomas Fourcade | L | 0-2 |
| Nouvelle Aquitane Future Series | 2023/07/07 08:45 | Valentin Singer v Gustav Bjorkler | W | 2-0 |
| Nantes Int. - Kwalifikacje | 2023/06/15 10:20 | Collins Valentine Filimon v Valentin Singer | L | 2-1 |
| Lithuanian Int. | 2023/06/09 13:15 | Henrikho Kho Wibowo v Valentin Singer | L | 2-1 |
| Austrian Open - Kwalifikacje | 2023/05/26 07:40 | Valentin Singer v Jia Jie Tan | L | 0-2 |