| Hellas Int. | 2021/09/04 08:20 | Stoynov, Ilyan v Ivancic, Miha | L | 0-2 |
| Denmark Masters Qual | 2021/08/05 12:00 | Alex Lanier v Stoynov, Ilyan | L | 2-0 |
| Spain Int Qual | 2021/06/16 10:20 | Stoynov, Ilyan v Ethan Rose | L | 0-2 |
| Spain Int Qual | 2021/06/16 10:00 | Sanchez-Alarcos, Carlos v Stoynov, Ilyan | W | 0-2 |
| Austrian Open Qual | 2021/05/27 09:00 | Levit, Yonathan v Stoynov, Ilyan | L | 2-1 |
| Slovenia Int. | 2021/05/20 14:40 | Stoynov, Ilyan v Pratama, Adi | L | 0-2 |
| Slovenia Int. | 2021/05/20 12:40 | van Gysel, Leo v Stoynov, Ilyan | W | 0-2 |
| Portuguese Int. Qual | 2021/05/06 16:30 | Nilsson, Jacob v Stoynov, Ilyan | L | 2-0 |
| Austrian Open | 2021/05/28 14:40 | Mustofa, Ihsan Maulana v Fabian Roth | L | 2-1 |
| Austrian Open Qual | 2021/05/28 07:50 | Julien Carraggi v Fabian Roth | W | 0-2 |
| Austrian Open Qual | 2021/05/27 15:30 | Fabian Roth v Krapez, Andraz | W | 2-1 |
| Austrian Open Qual | 2021/05/27 10:30 | Fabian Roth v Mateusz Danielak | W | 2-0 |
| Slovenia Int. | 2021/05/21 10:00 | Fabian Roth v Alex Lanier | L | 1-2 |
| Slovenia Int. | 2021/05/20 14:00 | Fabian Roth v Amaury Lievre | W | 2-0 |
| Slovenia Int. | 2021/05/20 09:00 | Milan Dratva v Fabian Roth | W | 0-2 |
| Portuguese Int. Qual | 2021/05/07 09:00 | Magnus Johannesen v Fabian Roth | L | 2-0 |