Stadium: MTA 08 Round: 62 Ground: Clay
| ITF M15 Platja D'Aro | 2021/10/03 09:30 | Max Houkes v Luca Castagnola | 6-4,6-1 |
| ITF M25 Skopje | 2021/09/29 10:30 | Luca Castagnola v Matteo Arnaldi | 2-6,3-6 |
| ITF M25 Skopje | 2021/09/28 09:20 | Luca Castagnola v Sabit Suntic | 6-2,6-3 |
| ITF M25 Skopje | 2021/09/27 12:40 | Tomislav Jotovski v Luca Castagnola | 0-6,4-6 |
| ITF M15 Pirot | 2021/09/22 09:30 | Luca Castagnola v Dominik Palan | 0-6,2-6 |
| ITF M15 Pirot | 2021/09/21 09:15 | Luca Castagnola v Dusan Rajic | 7-6,6-1 |
| ITF M15 Pirot | 2021/09/20 08:00 | Dusan Obradovic v Luca Castagnola | 3-6,5-7 |
| ITF M15 Pirot | 2021/09/19 07:00 | Luca Castagnola v Pavle Daljev | 6-4,6-1 |
| ITF M15 Platja D'Aro | 2021/10/04 11:00 | Maciej Rajski v Edas Butvilas | 6-2,3-6,12-10 |
| ITF M15 Platja D'Aro | 2021/10/03 09:30 | Grigoriy Korobeynikov v Edas Butvilas | 3-6,2-6 |
| ITF M15 Melilla | 2021/09/24 15:10 | Miguel Damas v Edas Butvilas | 6-7,6-4,6-2 |