Stadium: Court 6 Round: 25 Ground: Clay
| Challenger Todi | 2021/07/15 17:00 | Alexander Ritschard v Giovanni Fonio | 6-3,6-4 |
| Challenger Todi | 2021/07/13 11:00 | Giovanni Fonio v Lorenzo Giustino | 6-4,6-3 |
| Challenger Todi | 2021/07/12 13:00 | Giovanni Fonio v Riccardo Balzerani | 6-3,6-3 |
| Challenger Todi | 2021/07/11 08:00 | Giovanni Fonio v Alejandro Mendoza | 6-1,6-1 |
| ITF M25 Casinalbo | 2021/07/07 08:35 | Gianmarco Ferrari v Giovanni Fonio | 6-4,7-6 |
| ITF M25 Casinalbo | 2021/07/05 15:00 | Luca Parenti v Giovanni Fonio | 0-6,0-6 |
| ITF M15 Bergamo | 2021/06/23 17:20 | Giovanni Fonio v Luca Nardi | 6-7,4-6 |
| ITF M15 Genova | 2021/06/19 13:00 | Giovanni Fonio v Luca Nardi | 3-6,1-6 |
| ITF M25 Kottingbrunn | 2021/07/20 08:00 | Raffael Schaer v Peter Makk | 3-6,1-6 |
| ITF M25 Kottingbrunn | 2021/07/19 10:35 | Jakub Kroslak v Peter Makk | 4-6,6-3,6-10 |
| ITF M25 Kottingbrunn | 2021/07/18 07:30 | Gabriele Moghini v Peter Makk | 3-6,3-6 |
| ITF M15 Antalya | 2021/06/21 07:00 | Fletcher Scott v Peter Makk | 6-4,6-4 |
| ITF M15 Antalya | 2021/06/20 07:00 | Credit Chaiyarin v Peter Makk | 1-6,1-6 |
| ITF M25 Kiseljak | 2021/05/24 11:00 | Peter Makk v Valentin Lapalu | 3-6,4-6 |
| ITF M15 Antalya | 2021/03/25 06:55 | Peter Makk v Daniel Michalski | 1-6,7-5,6-7 |
| ITF M15 Antalya | 2021/03/24 06:30 | Nicolo Turchetti v Peter Makk | 4-6,6-7 |