Stadium: Court 1 Round: 44 Ground: Clay
| 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 Monastir | 2021/03/30 08:00 | Luca Castagnola v Julien De Cuyper | 3-6,7-6,8-10 |
| ITF M15 Monastir | 2021/03/29 10:30 | Colin Sinclair v Luca Castagnola | 4-6,6-3,6-10 |
| ITF M15 Monastir | 2021/03/28 08:00 | Kirill Mishkin v Luca Castagnola | 3-6,0-6 |
| 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 |
| ITF M25 Kiseljak | 2021/05/23 08:15 | Pavle Daljev v Lukas Palovic | 2-6,3-6 |
| ITF M15 Brcko | 2021/05/18 09:30 | Dusan Milanovic v Pavle Daljev | 6-0,6-4 |
| ITF M15 Brcko | 2021/05/17 15:30 | Dan Radu Munteanu v Pavle Daljev | 4-6,2-6 |
| ITF M15 Brcko | 2021/05/16 12:30 | Petar Jovic v Pavle Daljev | 0-6,2-6 |
| ITF M15 Prijedor | 2021/05/09 07:00 | Pavle Daljev v Luka Puljic | 6-1,0-6,7-10 |
| ITF M15 Sibenik | 2021/04/18 10:00 | Josip Krstanovic v Pavle Daljev | 6-4,6-3 |