Stadium: Center Court Round: 14 Ground: Hardcourt outdoor
| Challenger - Cherbourg | 2021/02/09 14:40 | Lenz, Julian v Hugo Gaston | 1-6,6-3,3-6 |
| Challenger Quimper Qual | 2021/01/31 10:50 | Lenz, Julian v Kamke, Tobias | 2-6,6-2,3-6 |
| Challenger - Quimper | 2021/01/24 13:00 | Tung-Lin Wu v Lenz, Julian | 4-6,6-3,6-1 |
| Open d'Australie | 2021/01/12 09:35 | Damir Dzumhur v Lenz, Julian | 6-2,6-2 |
| Open d'Australie | 2021/01/11 07:30 | Lenz, Julian v Renzo Olivo | 1-6,6-2,6-2 |
| Challenger Maia | 2020/12/01 11:00 | Jozef Kovalik v Lenz, Julian | 6-1,4-6,6-2 |
| Challenger Ortisei | 2020/11/20 15:00 | Lenz, Julian v Antoine Hoang | 7-6,4-6,3-6 |
| Challenger Ortisei | 2020/11/19 11:40 | Marcora, Roberto v Lenz, Julian | 3-6,6-7 |
| Nur Sultan, Kazakhstan | 2021/02/24 08:30 | Tashbulatov, Dostanbek v Gunneswaran, Prajnesh | 2-6,3-6 |
| ITF M15 Nur-Sultan | 2021/02/10 07:30 | Donati, Matteo v Tashbulatov, Dostanbek | 7-5,6-2 |
| ITF M15 Nur-Sultan | 2021/02/04 05:00 | Aleksandre Metreveli v Tashbulatov, Dostanbek | 0-6,6-4,6-4 |
| ITF - M15 Antalya | 2021/01/18 07:00 | Kalender, Admir v Tashbulatov, Dostanbek | 6-3,6-1 |
| ITF - M15 Antalya | 2021/01/17 09:00 | Cacciapuoti, Simone v Tashbulatov, Dostanbek | 1-6,2-6 |
| ITF - M15 Antalya | 2021/01/10 06:00 | Tashbulatov, Dostanbek v Jorge Martinez Martinez | 1-6,1-6 |
| ITF - M15 Antalya | 2021/01/08 06:30 | Galoppini, Davide v Tashbulatov, Dostanbek | 6-2,7-5 |
| ITF - M15 Antalya | 2021/01/06 09:30 | Tashbulatov, Dostanbek v Yenilmez, Umut Kaan | 6-2,6-1 |