| UTR Pro Tennis Series Mulheim | 2021/10/13 11:30 | Verstegen, Quin v Tom Gentzsch | 4-6,2-6 |
| UTR Pro Tennis Series Mulheim | 2021/10/12 12:30 | Verstegen, Quin v Alen Moritz Hodzic | 6-7,4-6 |
| UTR Pro Tennis Series Mulheim | 2021/10/11 08:30 | Verstegen, Quin v Filip Duda | 6-2,3-6,5-4 |
| 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 |
| UTR Pro Tennis Series Mulheim | 2021/10/13 11:30 | Filip Duda v Hansen, Christian | 6-2,2-5 |
| UTR Pro Tennis Series Mulheim | 2021/10/11 08:30 | Alen Moritz Hodzic v Hansen, Christian | 6-7,7-6,3-5 |
| ITF M25 Meerbusch | 2021/04/13 11:00 | Hansen, Christian v Paul Woerner | 2-6,3-6 |
| ITF M25 Meerbusch | 2021/04/12 11:30 | Hansen, Christian v Pierre, Hugo | 6-4,6-7,10-6 |
| ITF M25 Meerbusch | 2021/04/12 07:30 | Obert, Adrian v Hansen, Christian | 6-4,2-6,6-10 |
| ITF - M15 Monastir | 2021/03/01 13:00 | Stefano Reitano v Hansen, Christian | 7-6,6-2 |
| ITF - M15 Monastir | 2021/02/28 10:30 | Fausto Tabacco v Hansen, Christian | 5-7,2-6 |
| German Championship | 2020/12/08 09:36 | Hansen, Christian v Johann, Lars | 3-6,3-6 |