| UTR Pro Tennis Series Portoroz | 2021/08/27 13:30 | Giacomo Revelli v Gal Emersic Potocnik | 6-1,6-1 |
| UTR Pro Tennis Series Portoroz | 2021/08/26 10:00 | Giacomo Revelli v Dahiya, Paras | 6-4,6-7,6-3 |
| UTR Pro Tennis Series Portoroz | 2021/08/26 07:00 | Rumler, Robert v Giacomo Revelli | 3-6,4-6 |
| ITF M15 Warmbad-Villach | 2021/08/18 13:05 | Giacomo Revelli v Prechtel, Sebastian | 3-6,3-6 |
| ITF M15 Warmbad-Villach | 2021/08/17 12:00 | Leonardo Taddia v Giacomo Revelli | 4-6,1-6 |
| ITF M15 Warmbad-Villach | 2021/08/17 07:30 | de Rosa, Marco v Giacomo Revelli | 7-6,4-6,1-10 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/05 07:00 | Pedro Sakamoto v Giacomo Revelli | 5-7,6-2,6-3 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 14:30 | Alan Bojarski v Giacomo Revelli | 3-6,2-6 |
| UTR Pro Tennis Series Portoroz | 2021/08/28 07:00 | Novikov, Egor v Zmak, Deni | 2-6,7-6,1-5 |
| UTR Pro Tennis Series Portoroz | 2021/08/26 08:30 | Parshutin, Denis v Zmak, Deni | 3-6,0-6 |
| UTR Pro Tennis Series Portoroz | 2021/08/25 13:00 | Zitnik, Tilen v Zmak, Deni | 3-6,1-6 |
| UTR Pro Tennis Series Portoroz | 2021/08/24 07:00 | Zmak, Deni v Maulenov, Timur | 7-6,5-1 |
| UTR Pro Tennis Series Portoroz | 2021/08/22 10:00 | Zmak, Deni v Bielinskyi, Oleksandr | 6-2,7-6 |
| UTR Pro Tennis Series Portoroz | 2021/08/21 09:30 | Kolisnyk, Olexiy v Zmak, Deni | 4-6,6-7 |
| UTR Pro Tennis Series Portoroz | 2021/08/20 08:00 | Parshutin, Denis v Zmak, Deni | 3-6,1-5 |
| UTR Pro Tennis Series Portoroz | 2021/08/19 10:35 | Adamson, Alec v Zmak, Deni | 0-6,2-6 |