Stadium: Court 1 Round: 44 Ground: Clay
| ITF M25 Bolzano | 2021/08/03 16:20 | Marco Bortolotti v Luca Castagnola | 6-1,3-6,6-2 |
| ITF M25 Bolzano | 2021/08/02 13:15 | Igor Solomatin v Luca Castagnola | 6-7,2-6 |
| ITF M25 Bolzano | 2021/08/02 07:00 | Nicolo Pozzani v Luca Castagnola | 4-6,6-2,8-10 |
| ITF M15 Antalya | 2021/06/01 09:30 | Giovanni Fonio v Luca Castagnola | 6-1,1-6,7-6 |
| ITF M15 Antalya | 2021/05/23 07:00 | Daniil Glinka v Luca Castagnola | 6-3,3-6,10-5 |
| ITF M15 Monastir | 2021/05/10 13:30 | Luca Castagnola v Omni Kumar | 6-7,2-6 |
| ITF M15 Monastir | 2021/05/10 09:00 | Luca Castagnola v Taketo Takamisawa | 4-6,6-3,11-9 |
| ITF M15 Monastir | 2021/05/03 12:00 | Luca Castagnola v Mattia Frinzi | 2-6,6-7 |
| ITF M15 Novi Sad | 2021/08/01 13:45 | Pavle Daljev v Millen Hurrion | 1-6,3-6 |
| ITF M15 Novi Sad | 2021/07/26 09:00 | Pavle Daljev v Alen Rogic-Hadzalic | 4-6,6-7 |
| ITF M15 Novi Sad | 2021/07/25 10:45 | Luka Todorovic v Pavle Daljev | 7-6,5-7,5-10 |
| ITF M15 Doboj | 2021/07/11 11:00 | Pavle Daljev v Lukas Pokorny | 5-7,2-6 |
| ITF M25 Belgrade | 2021/06/28 10:00 | Bogdan Pavel v Pavle Daljev | 6-0,7-6 |
| ITF M25 Belgrade | 2021/06/27 12:00 | Pavle Daljev v Mario Aleksic | 6-2,6-3 |
| ITF M15 Skopje | 2021/06/06 10:30 | Pavle Daljev v Viktor Jovic | 6-4,6-7,10-12 |
| ITF M15 Sarajevo | 2021/05/30 09:00 | Drazen Petrovic v Pavle Daljev | 6-2,6-1 |