Stadium: Court 10 Round: 25 Ground: Clay
| 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 |
| ITF M15 L'Aquila | 2021/07/15 07:00 | Luciano Darderi v Sebastian Prechtel | 6-7,6-3,6-2 |
| ITF M15 L'Aquila | 2021/07/14 08:00 | Sebastian Prechtel v Alessandro Procopio | 6-2,6-4 |
| ITF M25 Velenje | 2021/07/08 08:00 | Sebastian Prechtel v Gonzalo Lama | 4-6,1-6 |
| ITF M25 Velenje | 2021/07/07 10:45 | Sebastian Prechtel v Nemanja Malesevic | 6-3,6-3 |
| ITF M15 Sarajevo | 2021/06/02 09:00 | Duje Kekez v Sebastian Prechtel | 6-1,6-1 |
| ITF M25 Kiseljak | 2021/05/27 12:00 | Zsombor Piros v Sebastian Prechtel | 6-3,6-4 |
| ITF M25 Kiseljak | 2021/05/25 13:05 | Sebastian Prechtel v Duje Kekez | 3-6,6-3,6-4 |
| ITF M15 Sibenik | 2021/05/20 08:00 | Zsombor Piros v Sebastian Prechtel | 6-1,6-1 |