| Estonie Int. - Qualif. | 01/13 12:20 | - | van Gysel, Leo v Matthias Kicklitz | L | 0-2 | |
| Estonie Int. - Qualif. | 01/13 11:00 | - | Sacha Leveque v van Gysel, Leo | W | 0-2 | |
| Estonie Int. - Qualif. | 01/13 08:20 | - | Jin Hong Teh v van Gysel, Leo | W | 0-2 | |
| Italian Int. Qual | 12/16 16:10 | - | Christopher Vittoriani v van Gysel, Leo | L | 2-0 | |
| Italian Int. Qual | 12/16 10:20 | - | Yohan Barbieri v van Gysel, Leo | W | 0-2 | |
| Italian Int. Qual | 12/16 10:20 | - | Stewart, Adam v van Gysel, Leo | - | View | |
| Slovenia Future Series | 11/26 11:30 | - | Christopher Vittoriani v van Gysel, Leo | L | 2-0 | |
| Slovenia Future Series Qual | 11/25 19:40 | - | van Gysel, Leo v Cholan Kayan | W | 2-1 | |
| Bulgarian Int | 10/09 13:20 | - | van Gysel, Leo v Nikolov, Daniel | L | 0-2 | |
| Bulgarian Int | 10/09 07:35 | - | van Gysel, Leo v Tan, Jia Wei | W | 2-0 | |
| Bulgarian Int | 10/08 13:00 | - | Richard Kuhl v van Gysel, Leo | W | 0-2 | |
| Bulgarian Int | 10/08 08:20 | - | van Gysel, Leo v Elias Bracke | W | 2-0 | |
| Bulgarian Int Qual | 10/07 13:35 | - | Boichinov, Peyo v van Gysel, Leo | W | 1-2 | |
| Hellas Int. Qual | 09/02 06:00 | - | Etienne Deneuville v van Gysel, Leo | W | 0-2 | |
| Spain Int Qual | 06/16 14:50 | - | van Gysel, Leo v Yanis Gaudin | L | 0-2 | |
| Spain Int Qual | 06/16 07:00 | - | Tobias Kuenzi v van Gysel, Leo | - | Walkover | |
| Austrian Open - Qualif. | 05/27 08:30 | - | Panji Ahmad Maulana v van Gysel, Leo | L | 2-0 | |
| Slovenia Int. | 05/20 12:40 | - | van Gysel, Leo v Stoynov, Ilyan | L | 0-2 | |
| Slovenia Int. Qual | 05/19 15:10 | - | Jan Janostik v van Gysel, Leo | W | 0-2 | |
| Slovenia Int. Qual | 05/19 11:05 | - | Pratama, Adi v van Gysel, Leo | - | Walkover | |
| Portuguese Int. Qual | 05/06 09:00 | 1 | van Gysel, Leo v Enrico Baroni | L | 0-2 | |
| Estonie Int. - Qualif. | 01/09 10:00 | - | van Gysel, Leo v Molochaev, Aleksey | L | 1-2 | |
| Czech Open Qual | 09/26 12:05 | - | van Gysel, Leo v Jiri Kral | L | 0-2 |