| European Olympic Qualification | 05/18 11:50 | - | Juan Perez v Kas Van Oost | L | 4-0 | |
| European Olympic Qualification | 05/17 08:20 | - | Kas Van Oost v Benedek Olah | L | 3-4 | |
| European Olympic Qualification | 05/16 14:10 | - | Andreas Levenko v Kas Van Oost | L | 4-3 | |
| European Olympic Qualification | 05/15 17:30 | - | Marios Yiangou v Kas Van Oost | W | 2-4 | |
| European Olympic Qualification | 05/15 10:00 | - | Luka Mladenovic v Kas Van Oost | W | 2-4 | |
| WTT Feeder Dusseldorf Quals | 04/08 15:30 | - | Kas Van Oost v Elias Ranefur | L | 2-3 | |
| WTT Feeder Dusseldorf Quals | 04/08 09:25 | 57 | Kas Van Oost v Thor Christensen | W | 3-1 | |
| Oman Open U21 Women | 01/25 12:10 | - | Eduard Ionescu v Kas Van Oost | L | 4-2 | |
| WTT Feeder Dusseldorf III Quals | 11/27 18:20 | 6 | Elias Ranefur v Kas Van Oost | L | 3-2 | |
| European Team Championships | 09/12 08:00 | - | Kas Van Oost v Lubomir Pistej | L | 2-3 | |
| European Team Championships | 09/10 08:20 | - | Martin Allegro v Kas Van Oost | L | 3-2 | |
| European Youth Champs Singles | 07/23 10:10 | - | Milosz Redzimski v Kas Van Oost | L | 4-0 |