| Austrian Open - Qualifikation | 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 International - Qualifikation | 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 |
| Estonian International - Qualifikation | 2020/01/09 10:00 | Leo Van Gysel v Aleksey Molochaev | L | 1-2 |
| Czech Open - Qualifikation | 2019/09/26 12:05 | Leo Van Gysel v Jiri Kral | L | 0-2 |
| Austrian Open - Qualifikation | 2021/05/27 14:00 | Yanis Gaudin v Adi Pratama | L | 0-2 |
| Austrian Open - Qualifikation | 2021/05/27 09:40 | Yannick Feltes v Yanis Gaudin | W | 0-2 |
| Slovenia Int. | 2021/05/20 10:20 | Yanis Gaudin v Fabio Caponio | L | 0-2 |
| Portuguese Int. Qual | 2021/05/07 08:30 | Yanis Gaudin v Adi Pratama | L | 0-2 |
| Portuguese Int. Qual | 2021/05/06 15:20 | Yanis Gaudin v Alejandro Alcala | W | 2-0 |
| Portuguese Int. Qual | 2021/05/06 11:20 | Milan Dratva v Yanis Gaudin | W | 0-2 |
| Portuguese Int. Qual | 2021/05/06 08:30 | Yanis Gaudin v Mihkel Laanes | W | 2-0 |
| Orleans Masters | 2021/03/24 16:15 | Kunlavut Vitidsarn v Yanis Gaudin | L | 2-0 |