Stadium: CENTER COURT (7) Round: 44 Ground: Clay
| ITF M15 Ulcinj | 2021/08/30 13:30 | Pietro Marino v Aleksa Mardjonovic | 6-4,7-6 |
| ITF M15 Ulcinj | 2021/08/30 07:30 | Aleksa Mardjonovic v Obrad Markovski | 6-7,7-5,11-9 |
| ITF M15 Novi Sad | 2021/08/03 10:10 | Aleksa Mardjonovic v Valerio Aboian | 2-6,7-5,10-12 |
| ITF M15 Novi Sad | 2021/08/02 09:30 | Hamid Reza Nadaf v Aleksa Mardjonovic | 3-6,7-5,5-10 |
| ITF M15 Novi Sad | 2021/08/01 10:45 | Michalis Sakellaridis v Aleksa Mardjonovic | 2-6,2-6 |
| ITF M15 Novi Sad | 2021/07/26 10:30 | Roman Andres Burruchaga v Aleksa Mardjonovic | 6-3,7-6 |
| ITF M15 Novi Sad | 2021/07/25 12:00 | Aleksa Mardjonovic v Berk Ilkel | 6-2,7-5 |
| UTR Pro Tennis Series Beograd | 2021/07/11 07:00 | Stefan Milicevic v Aleksa Mardjonovic | 6-4,6-2 |
| ITF M15 Pescara | 2021/08/15 11:15 | Facundo Arias Bisso v Alessandro Procopio | 6-3,7-6 |
| ITF M15 Perugia | 2021/07/18 10:30 | Alessandro Procopio v Federico Campana | 2-6,6-7 |
| ITF M15 L'Aquila | 2021/07/14 08:00 | Sebastian Prechtel v Alessandro Procopio | 6-2,6-4 |
| ITF M15 L'Aquila | 2021/07/13 10:10 | Louroi Martinez v Alessandro Procopio | 6-2,2-6,7-10 |
| ITF M15 L'Aquila | 2021/07/12 10:30 | Luigi Castelletti v Alessandro Procopio | 6-1,2-6,8-10 |
| ITF M15 L'Aquila | 2021/07/11 11:00 | Biagio Gramaticopolo v Alessandro Procopio | 4-6,2-6 |
| ITF M15 Sofia | 2021/07/04 07:30 | Franco Roncadelli v Alessandro Procopio | 6-2,6-3 |
| ITF M25 Wroclaw | 2021/06/28 11:00 | Alessandro Procopio v Illya Beloborodko | 2-6,4-6 |