Stadium: Court 7 Round: 54 Ground: Clay
| ITF M15 Vejle | 2021/07/27 12:20 | Adrian Oetzbach v Vasil Kirkov | 7-5,3-6,3-6 |
| ITF M15 Vejle | 2021/07/26 08:00 | Adrian Oetzbach v Iiro Vasa | 6-3,7-5 |
| ITF M15 Esch/Alzette | 2021/07/19 08:55 | Marlon Vankan v Adrian Oetzbach | 6-3,6-7,10-6 |
| ITF M15 Esch/Alzette | 2021/07/18 09:45 | Rana-Roop Singh Bhullar v Adrian Oetzbach | 3-6,2-6 |
| ITF M15 Monastir | 2020/12/09 10:00 | Eliakim Coulibaly v Adrian Oetzbach | 6-2,6-4 |
| ITF M15 Monastir | 2020/12/07 13:30 | Tom Schonenberg v Adrian Oetzbach | 6-7,3-6 |
| ITF M15 Monastir | 2020/12/07 09:00 | Adrian Oetzbach v Alexander Kotzen | 6-2,6-4 |
| ITF M15 Monastir | 2020/11/30 12:00 | Adrian Oetzbach v Fausto Tabacco | 6-2,3-6,11-13 |
| ITF M15 Frederiksberg | 2021/08/01 10:00 | Carl Emil Overbeck v Jonas Maier | 6-2,6-3 |
| ITF M15 Vejle | 2021/07/30 07:55 | Patrick Kypson v Carl Emil Overbeck | 6-1,6-1 |
| ITF M15 Vejle | 2021/07/28 08:00 | Giorgio Ricca v Carl Emil Overbeck | 3-6,4-6 |
| ITF M15 Vejle | 2021/07/26 12:25 | Carl Emil Overbeck v Benedikt Emesz | 6-1,6-7,10-7 |
| ITF M15 Vejle | 2021/07/25 07:00 | Lukas H Lilleengen v Carl Emil Overbeck | 2-6,6-4,7-10 |
| UTR Pro Tennis Series Copenhagen | 2021/06/18 11:00 | Hugo Pierre v Carl Emil Overbeck | 2-6,2-6 |
| UTR Pro Tennis Series Copenhagen | 2021/06/17 12:30 | Mick Lescure v Carl Emil Overbeck | 6-3,0-6,3-6 |
| UTR Pro Tennis Series Copenhagen | 2021/06/15 11:00 | David Norfeldt v Carl Emil Overbeck | 6-7,5-6 |