| ITF M25 Wroclaw | 2021/06/27 14:00 | Dominik Langmajer v Mateusz Terczynski | 1-6,3-6 |
| ITF M15 Gaiba | 2021/06/07 09:45 | Francesco Vilardo v Dominik Langmajer | 7-5,6-3 |
| ITF M15 Jerusalem | 2021/05/09 08:30 | Alexandros Skorilas v Dominik Langmajer | 6-2,6-0 |
| ITF M15 Sharm El Sheikh | 2021/03/21 13:00 | Dominik Langmajer v Kousuke Ogura | 3-6,2-6 |
| ITF M15 Sharm El Sheikh | 2021/03/14 07:00 | Dominik Langmajer v Emiliano Troche | 2-6,4-6 |
| ITF M15 Sharm El Sheikh | 2021/03/07 07:00 | Dominik Langmajer v Alexandros Skorilas | 3-6,1-6 |
| ITF M15 Sharm El Sheikh | 2020/11/01 09:30 | Dominik Langmajer v Simon Beaupain | 3-6,2-6 |
| ITF M15 Sharm El Sheikh | 2020/10/28 12:40 | Dominik Langmajer v Alexey Zakharov | 3-6,2-6 |
| UTR Pro Tennis Series Cancun | 2021/04/08 13:00 | Alec Adamson v Ivar Aramburu | 3-6,5-7 |
| UTR Pro Tennis Series Cancun | 2021/04/07 14:30 | Gabriel Evans v Alec Adamson | 6-1,6-1 |
| UTR Pro Tennis Series California | 2021/02/14 16:00 | Wally Thayne v Alec Adamson | 0-6,2-6 |
| UTR Pro Tennis Series California | 2021/02/12 21:30 | Alec Adamson v Alexander Sarkissian | 2-6,3-6 |
| UTR Pro Tennis Series California | 2021/02/10 20:00 | Alec Adamson v Isaiah Strode | 3-6,2-5 |
| UTR Pro Tennis Series California | 2021/02/09 21:30 | Alec Adamson v Joshua Ortlip | 2-6,3-5 |
| UTR Pro Tennis Series California | 2021/02/08 18:00 | Karl Lee v Alec Adamson | 3-6,6-1,5-4 |
| ITF M15 Fayetteville | 2020/11/04 16:00 | Alec Adamson v Alexis Galarneau | 3-6,2-6 |