Stadium: Court 3 Round: 44 Ground: Clay
| ITF M15 - Warmbad-Villach | 2021/08/19 14:35 | Matic Spec v Lukas Neumayer | 2-6,3-6 |
| ITF M15 - Warmbad-Villach | 2021/08/18 08:00 | Matic Spec v Lorenzo Vatteroni | 6-3,6-0 |
| ITF M15 - Novi Sad | 2021/08/05 14:20 | Matic Spec v Gorazd Srbljak | 4-6,2-6 |
| ITF M15 - Novi Sad | 2021/07/28 09:35 | Matic Spec v Mariano Navone | 1-6,6-4,1-6 |
| ITF M15 - Novi Sad | 2021/07/27 07:30 | Matic Spec v Koray Kirci | 6-3,7-5 |
| ITF M15 - Novi Sad | 2021/07/25 12:00 | Matic Spec v Daniil Savelev | 6-1,6-3 |
| ITF M15 - Prijedor | 2021/05/09 12:30 | Matic Spec v Luka Miklavcic | 3-6,6-3,8-10 |
| ITF M15 - St Petersburg | 2021/04/17 09:45 | Matic Spec v Yanki Erel | 6-7,2-6 |
| ITF M15 - Bad Waltersdorf | 2021/08/22 09:00 | Michael Gloeckler v Giorgio Tabacco | 6-7,6-7 |
| ITF M15 - Pescara | 2021/08/20 10:15 | Giorgio Tabacco v Emiliano Maggioli | 0-6,2-6 |
| ITF M15 - Pescara | 2021/08/19 10:45 | Marcello Serafini v Giorgio Tabacco | 4-6,6-7 |
| ITF M15 - Pescara | 2021/08/18 08:30 | Giorgio Tabacco v Oleksandr Ovcharenko | 6-4,3-6,6-1 |
| ITF M15 - Pescara | 2021/08/16 07:30 | Manuel Mazza v Giorgio Tabacco | 6-2,4-6,5-10 |
| ITF M15 - Pescara | 2021/08/15 07:15 | Giorgio Tabacco v Cristian Campese | 6-4,6-2 |
| ITF M25 - Bolzano | 2021/08/04 10:05 | Federico Arnaboldi v Giorgio Tabacco | 6-3,6-1 |
| ITF M25 - Bolzano | 2021/08/03 18:25 | Riccardo Di Nocera v Giorgio Tabacco | 3-6,3-6 |