| Nouvelle-Aquitaine Int. | 08/27 14:30 | - | Panitchaphon Teeraratsakul v Valentin Singer | W | 1-2 | |
| Nouvelle-Aquitaine Int. | 08/27 09:30 | - | Valentin Singer v Bruno Carvalho | W | 2-0 | |
| Nouvelle-Aquitaine Int. | 08/26 09:55 | - | Adnan Ebrahim v Valentin Singer | W | 0-2 | |
| Croatia Open | 06/22 08:20 | - | Valentin Singer v Torjussen, J. | L | 0-2 | |
| Croatia Open | 06/21 14:30 | - | Valentin Singer v Dolman, Adam | - | Retired | |
| Lithuanian Int. | 06/10 10:55 | - | Valentin Singer v Viacheslav Yakovlev | L | 0-2 | |
| Slovenia Int. Qual | 05/18 12:40 | - | Jhuo-Fu Liao v Valentin Singer | L | 2-1 | |
| Luxembourg Open | 05/06 11:40 | - | Valentin Singer v Heino, Iikka | L | 1-2 | |
| Open du Luxembourg - Qualif. | 05/05 15:00 | - | Valentin Singer v Yohan Barbieri | W | 2-0 | |
| Open du Luxembourg - Qualif. | 05/05 13:00 | - | Valentin Singer v Senne Houthoofd | W | 2-0 | |
| Open du Luxembourg - Qualif. | 05/05 09:00 | - | Valentin Singer v Aleksander Dzwonnik | W | 2-0 | |
| Dutch Int. - | 04/14 07:40 | - | Kholik, Firman Abdul v Valentin Singer | L | 2-0 | |
| Orleans Masters Qual | 03/29 07:20 | - | Fabian Roth v Valentin Singer | L | 2-0 | |
| International du Portugal Qualif. | 03/11 10:00 | - | Valentin Singer v Gregoire Deschamp | L | 0-2 | |
| International du Portugal Qualif. | 03/10 17:30 | - | Jakob Houe v Valentin Singer | W | 0-2 | |
| Open de Suède | 01/21 10:20 | - | Gustav Bjorkler v Valentin Singer | L | 2-1 | |
| Open de Suède - Qualif. | 01/20 08:00 | - | August Bjorkler v Valentin Singer | - | Walkover | |
| Estonie Int. - | 01/14 15:40 | - | Enogat Roy v Valentin Singer | L | 2-0 | |
| Estonie Int. - | 01/14 09:50 | - | Uraiwong, Varot v Valentin Singer | W | 0-2 | |
| Italian Int. | 12/17 13:20 | - | Valentin Singer v Fabian Roth | L | 0-2 | |
| Italian Int. Qual | 12/16 19:05 | - | Valentin Singer v Ouazzen, Martin | W | 2-0 | |
| Italian Int. Qual | 12/16 16:45 | - | Valentin Singer v Lebedev, Georgii | W | 2-0 | |
| Italian Int. Qual | 12/16 12:05 | - | Valentin Singer v Smith-Meyer, Ludvig | W | 2-0 | |
| Czech Open Qual | 10/21 10:15 | - | Valentin Singer v Michal Walentek | W | 2-0 | |
| Bulgarian Int | 10/08 13:35 | - | Valentin Singer v Tan, Jia Wei | L | 0-2 | |
| Bulgarian Int | 10/08 08:30 | - | Valentin Singer v Dolman, Adam | W | 2-0 | |
| Hellas Int. | 09/03 08:55 | - | Valentin Singer v Wyman Goh | L | 0-2 | |
| Latvia Int. | 08/27 12:30 | - | Nicolas A. Mueller v Valentin Singer | L | 2-1 | |
| Lithuanian Int. | 06/11 10:00 | - | Valentin Singer v Savin, Cristian | - | Cancelled | |
| Orleans Masters Qual | 03/23 09:40 | 5 | Yanis Gaudin v Valentin Singer | L | 2-0 |