Stadion: Court 8 Round: 27 Ground: Clay
| ITF - M15 - Frederiksberg | 2021/08/05 10:00 | Mick Veldheer v Palaphoom Kovapitukted | 0-6,6-3,6-3 |
| ITF - M15 - Frederiksberg | 2021/08/04 11:05 | Mick Veldheer v Philip Hjorth | 6-3,6-3 |
| ITF - M15 - Vejle | 2021/07/29 16:30 | Guy Den Ouden v Mick Veldheer | 6-4,6-0 |
| ITF - M15 - Vejle | 2021/07/28 12:45 | Gabriel Decamps v Mick Veldheer | 3-6,1-6 |
| ITF - M15 - Esch/Alzette | 2021/07/22 09:55 | Nicholas David Ionel v Mick Veldheer | 7-6,1-6,6-4 |
| ITF - M15 - Esch/Alzette | 2021/07/21 11:50 | Marlon Vankan v Mick Veldheer | 3-6,6-0,6-7 |
| ITF - M15 - Esch/Alzette | 2021/07/20 15:50 | Kirill Kivattsev v Mick Veldheer | 4-6,3-6 |
| ITF - M25 - Telfs | 2021/07/16 08:50 | Bogdan Ionut Apostol v Mick Veldheer | 6-4,5-7,7-5 |
| ITF - M15 - Frederiksberg | 2021/08/05 12:25 | August Holmgren v Sebastian Prechtel | 6-3,3-6,6-3 |
| ITF - M15 - Frederiksberg | 2021/08/04 07:50 | Dominik Boehler v August Holmgren | 4-6,6-7 |
| ITF - M15 - Vejle | 2021/08/01 10:20 | Ergi Kirkin v August Holmgren | 7-6,6-4 |
| ITF - M15 - Vejle | 2021/07/31 11:00 | Jonathan Mridha v August Holmgren | 6-3,3-6,4-6 |
| 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 07:50 | August Holmgren v Mats Rosenkranz | 6-2,7-6 |
| ITF - M15 - Vejle | 2021/07/27 15:30 | Anders Grinderslev v August Holmgren | 6-3,5-7,5-7 |
| ITF - M15 - Monastir | 2021/07/09 08:30 | Rinky Hijikata v August Holmgren | 6-3,7-6 |