Stadium: CEE Logistics-C8 Round: 26 Ground: Clay
| ITF M15 - Allershausen | 2021/09/01 14:05 | Maximilian Homberg v Oliver Olsson | 6-4,6-3 |
| ITF M15 - Bad Waltersdorf | 2021/08/24 12:40 | Neil Oberleitner v Maximilian Homberg | 6-2,6-2 |
| ITF M15 - Warmbad-Villach | 2021/08/19 07:55 | Peter Heller v Maximilian Homberg | 7-5,6-1 |
| ITF M15 - Warmbad-Villach | 2021/08/17 14:15 | Bjorn Nareyka v Maximilian Homberg | 1-6,2-6 |
| ITF M25 - Marburg | 2021/07/05 08:00 | Guy Den Heijer v Maximilian Homberg | 6-7,6-2,10-8 |
| ITF M15 - Allershausen | 2021/08/31 11:25 | Constantin Schmitz v Mick Veldheer | 6-7,4-6 |
| ITF M25 - Trier | 2021/08/27 12:00 | Marvin Moeller v Mick Veldheer | 6-3,6-3 |
| ITF M25 - Trier | 2021/08/26 09:30 | Aliaksandr Bulitski v Mick Veldheer | 3-6,3-6 |
| ITF M25 - Trier | 2021/08/24 10:00 | Matthew Romios v Mick Veldheer | 1-6,0-6 |
| ITF M25 - Frankfurt am Main | 2021/08/12 09:00 | Mick Veldheer v Oriol Roca Batalla | 4-6,6-2,4-6 |
| ITF M15 - Frederiksberg | 2021/08/06 12:40 | Mick Veldheer v August Holmgren | 4-6,4-6 |
| 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 |