| Bulgarian Int | 2021/10/08 08:20 | Richard Kuhl v Bruno Carvalho | W | 2-1 |
| Bulgarian Int Qual | 2021/10/07 12:35 | Sacha Leveque v Richard Kuhl | W | 1-2 |
| Bulgarian Int Qual | 2021/10/07 10:05 | Timo Stoffelen v Richard Kuhl | W | 0-2 |
| Denmark Masters Qual | 2021/08/05 07:20 | Joakim Oldorff v Richard Kuhl | L | 2-0 |
| Spain Int Qual | 2021/06/16 15:25 | Richard Kuhl v Carlos Piris | L | 0-2 |
| Spain Int Qual | 2021/06/16 07:20 | Camilo Borst v Richard Kuhl | W | 0-2 |
| Portuguese Int. Qual | 2021/05/06 15:00 | Richard Kuhl v Albin Carl Hjelm | L | 0-2 |
| Portuguese Int. Qual | 2021/05/06 08:40 | Ramnish Kumar v Richard Kuhl | W | 0-2 |
| Bulgarian Int | 2021/10/08 08:20 | Leo Van Gysel v Elias Bracke | W | 2-0 |
| Bulgarian Int Qual | 2021/10/07 13:35 | Peyo Boichinov v Leo Van Gysel | W | 1-2 |
| Hellas Int. Qual | 2021/09/02 06:00 | Etienne Deneuville v Leo Van Gysel | W | 0-2 |
| Spain Int Qual | 2021/06/16 14:50 | Leo Van Gysel v Yanis Gaudin | L | 0-2 |
| Austrian Open Qual | 2021/05/27 08:30 | Panji Ahmad Maulana v Leo Van Gysel | L | 2-0 |
| Slovenia Int. | 2021/05/20 12:40 | Leo Van Gysel v Iliyan Stoynov | L | 0-2 |
| Slovenia Int. Qual | 2021/05/19 15:10 | Jan Janostik v Leo Van Gysel | W | 0-2 |
| Portuguese Int. Qual | 2021/05/06 09:00 | Leo Van Gysel v Enrico Baroni | L | 0-2 |