Stadium: Court 2 Round: 25 Ground: Clay
| ITF M15 Antalya | 2021/03/24 08:30 | Alexander Weis v Dragos Nicolae Madaras | 4-6,6-2,3-6 |
| ITF M15 Antalya | 2021/03/17 09:35 | Matheus P De Almeida v Alexander Weis | 6-1,6-1 |
| ITF M15 Antalya | 2021/03/11 06:50 | Miljan Zekic v Alexander Weis | 7-6,6-3 |
| ITF M15 Antalya | 2021/03/10 08:40 | Alexander Weis v Marsel Ilhan | 4-6,6-3,6-1 |
| ITF M15 Antalya | 2021/02/09 07:00 | Sebastian Gima v Alexander Weis | 2-6,6-3,10-7 |
| ITF M15 Antalya | 2021/02/08 07:00 | Luis Patino v Alexander Weis | 5-7,1-6 |
| ITF M15 Antalya | 2021/02/07 06:00 | Youcef Rihane v Alexander Weis | 4-6,4-6 |
| ITF M15 Antalya | 2021/02/02 10:00 | Alexander Weis v Admir Kalender | 3-6,6-7 |
| ITF M15 Antalya | 2021/03/28 07:30 | Miljan Zekic v Daniel Michalski | 7-6,6-3 |
| ITF M15 Antalya | 2021/03/27 07:15 | Georgii Kravchenko v Daniel Michalski | 4-6,5-7 |
| ITF M15 Antalya | 2021/03/26 12:20 | Sanjar Fayziev v Daniel Michalski | 2-6,3-6 |
| ITF M15 Antalya | 2021/03/26 07:00 | Deney Wassermann v Daniel Michalski | 4-6,6-2,3-6 |
| ITF M15 Antalya | 2021/03/25 06:55 | Peter Makk v Daniel Michalski | 1-6,7-5,6-7 |
| ITF M15 Monastir | 2021/03/02 08:30 | Franco Agamenone v Daniel Michalski | 6-1,5-7,6-3 |
| ITF M15 Monastir | 2021/02/24 07:55 | Alexander Kotzen v Daniel Michalski | 6-3,6-4 |
| ITF M15 St Petersburg | 2021/02/10 10:10 | Alexander Cozbinov v Daniel Michalski | 3-6,6-1,6-1 |