Stadium: Court 2 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/11/08 09:00 | Lorenzo Vatteroni v Natthayut Nithithananont | 7-5,6-4 |
| ITF M25 Skopje | 2021/09/29 07:55 | Riccardo Balzerani v Lorenzo Vatteroni | 6-3,6-2 |
| ITF M25 Skopje | 2021/09/28 09:10 | Pietro Pampanin v Lorenzo Vatteroni | 3-6,2-6 |
| ITF M25 Skopje | 2021/09/27 07:30 | Filip Stojanovski v Lorenzo Vatteroni | 1-6,1-6 |
| ITF M15 Pirot | 2021/09/19 07:00 | Gabriele Moghini v Lorenzo Vatteroni | 6-4,5-7,10-6 |
| ITF M15 Bad Waltersdorf | 2021/08/23 14:45 | Lorenzo Vatteroni v Alessandro Pecci | 4-6,2-6 |
| ITF M15 Bad Waltersdorf | 2021/08/23 07:00 | Ignacio Carou v Lorenzo Vatteroni | 6-2,1-6,5-10 |
| ITF M15 Bad Waltersdorf | 2021/08/22 07:00 | Lorenzo Vatteroni v Mario G Fernandez | 7-5,6-4 |
| ITF M15 Monastir | 2021/11/07 11:00 | Xian Yao Zhou v Yunseok Jang | 6-7,1-6 |
| ITF M15 Monastir | 2021/07/05 14:00 | Yunseok Jang v Maximilian Figl | 6-1,6-4 |
| ITF M15 Monastir | 2021/07/05 08:00 | Evgeny Philippov v Yunseok Jang | 3-6,1-6 |
| ITF M15 Monastir | 2021/07/04 08:00 | Yunseok Jang v Sergey Bolotov | 6-3,6-0 |