Stadium: Court 7 Round: 25 Ground: Clay
| ITF - M25 Marburg | 2021/07/05 12:05 | Patrick Zahraj v Daniel De Jonge | 6-3,6-2 |
| ITF - M25 Haag | 2021/07/01 07:30 | Marko Tepavac v Daniel De Jonge | 7-5,6-1 |
| ITF - M25 Haag | 2021/06/27 08:00 | Max Van Wijk v Daniel De Jonge | 2-6,0-6 |
| UTR Pro Tennis Series Copenhagen | 2021/06/20 09:30 | Daniel De Jonge v Sebastian Grundtvig Jorgensen | 6-4,4-6,2-6 |
| UTR Pro Tennis Series Copenhagen | 2021/06/19 10:00 | Daniel De Jonge v Marius Ruzgas | 3-6,7-6,6-1 |
| UTR Pro Tennis Series Copenhagen | 2021/06/18 09:30 | Daniel De Jonge v Jesper Klov Nilsson | 6-3,4-6,6-3 |
| UTR Pro Tennis Series Copenhagen | 2021/06/17 08:00 | Daniel De Jonge v Nikolaj Katic | 4-6,6-4,6-0 |
| UTR Pro Tennis Series Copenhagen | 2021/06/16 08:00 | Alejandro Mendoza v Daniel De Jonge | 1-6,2-6 |
| ITF - M15 Vejle | 2021/07/30 13:30 | Patrick Kypson v August Holmgren | 2-6,6-3,6-7 |
| ITF - M15 Vejle | 2021/07/30 07:55 | Patrick Kypson v Carl Emil Overbeck | 6-1,6-1 |
| ITF - M15 Vejle | 2021/07/28 11:00 | Patrick Kypson v Mirko Martinez | 6-1,6-4 |
| ITF - M15 Esch/Alzette | 2021/07/24 08:00 | Nicholas David Ionel v Patrick Kypson | 6-4,3-6,5-7 |
| ITF - M15 Esch/Alzette | 2021/07/23 10:50 | Tommaso Compagnucci v Patrick Kypson | 3-6,5-7 |
| ITF - M15 Esch/Alzette | 2021/07/22 13:05 | Deney Wassermann v Patrick Kypson | 2-6,3-6 |
| ITF - M15 Esch/Alzette | 2021/07/21 14:25 | Guillaume Dermiens v Patrick Kypson | 1-6,3-6 |
| ITF - M15 Esch/Alzette | 2021/07/19 16:30 | Patrick Kypson v Filip Peliwo | 5-7,6-3,6-2 |