Stadium: Court 3 Round: 62 Ground: Clay
| ITF M25 Denia | 2021/07/26 14:30 | Matvey Minin v Carlos J R Membrives | 6-3,6-0 |
| ITF M25 Denia | 2021/07/25 16:00 | Matvey Minin v Gerard Planelles Ripoll | 6-3,6-1 |
| ITF M25 Gandia | 2021/07/19 08:00 | Matvey Minin v Coleman Wong | 5-7,6-4,5-10 |
| ITF M25 Gandia | 2021/07/18 08:00 | Matvey Minin v Inaki Cabrera Bello | 6-4,6-2 |
| ITF M15 Sofia | 2021/07/05 07:00 | Matvey Minin v Matteo De Vincentis | 1-6,5-7 |
| ITF M15 Sofia | 2021/07/04 06:30 | Matvey Minin v Vladimir Filip | 6-2,6-4 |
| ITF M25 Belgrade | 2021/06/28 10:00 | Martin Zeljenka v Matvey Minin | 7-5,6-3 |
| ITF M25 Belgrade | 2021/06/27 12:00 | Nemanja Malesevic v Matvey Minin | 6-4,6-7,10-12 |
| UTR Pro Tennis Series Beograd | 2021/07/10 08:30 | Giacomo Revelli v Nikola Slavic | 2-6,4-5 |
| UTR Pro Tennis Series Beograd | 2021/07/08 14:15 | Giacomo Revelli v Alexander Lazov | 4-6,6-1,5-2 |
| UTR Pro Tennis Series Beograd | 2021/07/07 07:30 | Giacomo Revelli v Luka Vukovic | 6-0,6-0 |
| UTR Pro Tennis Series Beograd | 2021/07/06 09:00 | Giacomo Revelli v Alex Kuperstein | 6-7,6-4,0-6 |
| UTR Pro Tennis Series Beograd | 2021/07/05 10:30 | Giacomo Revelli v Dusan Milanovic | 6-3,1-6,6-7 |
| ITF M15 Monastir | 2021/06/27 08:00 | Alex Jones v Giacomo Revelli | 6-4,6-4 |
| ITF M15 Monastir | 2021/06/20 09:00 | Perry Gregg v Giacomo Revelli | 7-6,3-6,10-8 |
| ITF M15 Monastir | 2021/06/13 10:00 | Daniel Rodrigues v Giacomo Revelli | 6-0,4-6,10-7 |