| ITF M15 Troisdorf | 2021/05/09 13:00 | Verstegen, Quin v Ernaelsteen, Victor | 0-6,5-7 |
| ITF - M15 Monastir | 2021/01/10 08:30 | Tinelli, Matteo v Verstegen, Quin | 7-5,7-6 |
| ITF - M15 Monastir | 2021/01/03 13:00 | Thomas Deschamps v Verstegen, Quin | 6-2,6-1 |
| ITF - M15 Monastir | 2020/12/28 09:00 | Axel Garcian v Verstegen, Quin | 6-3,7-5 |
| ITF M15 Forbach | 2020/09/28 07:00 | Luca Castelnuovo v Verstegen, Quin | 6-3,6-1 |
| ITF M25 Plaisir | 2020/09/13 07:30 | Verstegen, Quin v Pontico, Hugo | 4-6,2-6 |
| ITF M15 Alkmaar | 2020/08/23 08:00 | Dax Donders v Verstegen, Quin | 6-3,6-1 |
| ITF - M15 Monastir | 2019/11/13 09:00 | Kijametovic, Aziz v Verstegen, Quin | 6-4,6-2 |
| ITF M25 Prague | 2021/10/07 11:35 | Filip Duda v Fayziev, Sanjar | 3-6,1-6 |
| ITF M25 Prague | 2021/10/05 08:00 | Filip Duda v Daniel Siniakov | 6-1,6-4 |
| ITF M25 Prague | 2021/10/04 08:00 | Filip Duda v Tomas Lanik | 3-6,6-4,10-3 |
| ITF M25 Prague | 2021/10/03 14:00 | Filip Duda v Krcma, Tomas | 6-0,6-0 |
| ITF M25 Budapest | 2021/10/01 09:25 | Zsombor Piros v Filip Duda | 6-2,3-6,6-3 |
| ITF M25 Budapest | 2021/09/30 09:00 | Nicolas Parizzia v Filip Duda | 2-6,4-6 |
| ITF M25 Budapest | 2021/09/29 07:30 | Filip Duda v Giacalone, Omar | 6-1,6-3 |
| ITF M25 Pardubice | 2021/09/21 10:15 | Filip Duda v Recek, Dominik | 4-6,2-6 |