| International du Portugal Qualif. | 2024/03/06 11:40 | Angus Meldrum v Iljo Van Delsen | L | 2-1 |
| Spanish Int. Qual | 2023/11/14 08:35 | Iljo Van Delsen v Richard Kuhl | L | 1-2 |
| Dutch Open (GP) 2017, Qualification | 2023/10/11 12:00 | Rune Van Dalm v Iljo Van Delsen | L | 2-1 |
| Croatia Int. Qual | 2023/09/28 07:20 | Jan Janostik v Iljo Van Delsen | L | 2-0 |
| Belgian Int. Qual | 2023/09/13 13:00 | Kim Kristensen, D. v Iljo Van Delsen | L | 2-0 |
| International de Bonn - Qualif. | 2023/05/31 09:20 | Christensen, Rasmus Careoe v Iljo Van Delsen | L | 2-0 |
| Open de Slovénie - Qualif. | 2023/05/17 07:00 | Naren Shankar Iyer v Iljo Van Delsen | L | 2-0 |
| Open du Luxembourg - Qualif. | 2023/05/04 10:10 | Maxim Grinblat v Iljo Van Delsen | L | 2-1 |
| Internationaux d'Islande - Qualif. | 2024/01/25 09:00 | Matthew Cheung v Krasimir Todorov | W | 2-0 |
| Slovenia Future Series Qual | 2022/11/24 12:05 | Jaka Ivancic v Matthew Cheung | L | 2-1 |
| Irish Open Qual | 2022/11/16 10:10 | Koo Takahashi v Matthew Cheung | L | 2-0 |