Stadion: Court 1 Round: 29 Ground: Clay
| ITF - M15 - Vejle | 2021/07/31 07:50 | Ergi Kirkin v Matias Zukas | 6-1,6-4 |
| ITF - M15 - Vejle | 2021/07/30 13:00 | Ergi Kirkin v Karl Friberg | 6-3,6-0 |
| ITF - M15 - Vejle | 2021/07/30 08:00 | Ergi Kirkin v Alexander Kotzen | 6-2,6-3 |
| ITF - M15 - Vejle | 2021/07/28 10:25 | Ergi Kirkin v Andrea Del Federico | 3-6,6-2,6-2 |
| Challenger - Nur-Sultan | 2021/07/20 09:10 | Ergi Kirkin v Ryan Peniston | 2-6,3-6 |
| Challenger - Nur-Sultan | 2021/07/19 06:10 | Ergi Kirkin v Benjamin Lock | 5-7,7-6,3-6 |
| Challenger - Nur-Sultan | 2021/07/12 04:00 | Ergi Kirkin v Oleksii Krutykh | 1-6,6-7 |
| Challenger - Nur-Sultan | 2021/07/11 04:00 | Ergi Kirkin v Timur Mukhtarulin | 6-2,6-0 |
| 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 |
| ITF - M15 - Monastir | 2021/07/08 08:30 | August Holmgren v Alejo Lorenzo Lingua Lavallen | 6-1,7-6 |
| ITF - M15 - Monastir | 2021/07/07 11:00 | Noah Lopez v August Holmgren | 1-6,2-6 |
| ITF - M15 - Monastir | 2021/07/05 14:00 | August Holmgren v Bruno P Navarro | 7-5,7-6 |