Stadium: Court 8 Round: 62 Ground: Clay
| ITF M15 Pirot | 2021/09/23 09:30 | Calin Manda v Luigi Sorrentino | 6-3,6-1 |
| ITF M15 Pirot | 2021/09/22 08:00 | Luigi Sorrentino v Riccardo Balzerani | 6-1,7-5 |
| ITF M15 Zlatibor | 2021/09/16 09:30 | Yan Bondarevskiy v Luigi Sorrentino | 6-2,6-2 |
| ITF M15 Zlatibor | 2021/09/15 12:50 | Luigi Sorrentino v Luka Kalenic | 6-1,6-0 |
| ITF M15 Bad Waltersdorf | 2021/09/01 11:35 | Filip Misolic v Luigi Sorrentino | 7-6,6-3 |
| ITF M15 Bad Waltersdorf | 2021/08/31 07:00 | Luigi Sorrentino v Stefanos Sakellaridis | 6-0,5-7,10-7 |
| ITF M15 Bad Waltersdorf | 2021/08/30 07:00 | Luigi Sorrentino v Rafael Kis Balazs | 6-2,6-3 |
| ITF M15 Bad Waltersdorf | 2021/08/23 07:00 | Luigi Sorrentino v Admir Kalender | 2-6,1-6 |
| ITF M15 Skopje | 2021/06/07 11:30 | Berk Bugarikj v Dian Nedev | 2-6,2-6 |
| ITF M15 Skopje | 2021/06/02 09:30 | Berk Bugarikj v Aziz Ouakaa | 3-6,4-6 |