| UTR Pro Tennis Series - Brașov | 2021/10/26 08:30 | Vasile Antonescu v Ioan Alexandru Chirita | 1-6,3-6 |
| UTR Pro Tennis Series - Brașov | 2021/10/25 10:00 | Vasile Antonescu v Edris Fetisleam | 3-6,1-5 |
| ITF - M25 Bacau | 2021/08/18 12:00 | Vasile Antonescu v Tiago Cacao | 2-6,4-6 |
| ITF - M25 Bacau | 2021/08/17 07:00 | Vasile Antonescu v Alessandro Bellifemine | 7-6,6-3 |
| ITF - M15 Curtea de Arges | 2021/08/08 10:00 | Radu Mihai Papoe v Vasile Antonescu | 6-0,6-4 |
| UTR Pro Tennis Series - Mülheim | 2021/07/31 08:30 | Vasile Antonescu v Alexander Hoogmartens | 5-7,7-6,6-1 |
| UTR Pro Tennis Series - Mülheim | 2021/07/30 12:56 | Vasile Antonescu v Francois Musitelli | 6-1,6-4 |
| UTR Pro Tennis Series - Mülheim | 2021/07/30 07:00 | Tim Gennes v Vasile Antonescu | 0-6,6-7 |
| UTR Pro Tennis Series - Brașov | 2021/10/26 08:30 | Edris Fetisleam v Roman Boychuk | 3-6,7-6,6-4 |
| ITF - M15 Chornomorsk | 2021/09/02 07:00 | Julius Tverijonas v Roman Boychuk | 6-2,6-2 |
| ITF - M15 Chornomorsk | 2021/09/01 07:00 | Roman Boychuk v Georgii Kravchenko | 6-3,6-0 |
| ITF - M15 Chornomorsk | 2021/08/30 10:30 | Roman Boychuk v Vasil Yehorov | 6-2,6-1 |
| ITF - M15 Chornomorsk | 2021/08/30 07:00 | Anatoliy Petrenko v Roman Boychuk | 2-6,2-6 |
| ITF - M15 Novomoskovsk | 2021/05/31 06:15 | Vasil Yehorov v Roman Boychuk | 3-6,1-6 |
| ITF - M15 Novomoskovsk | 2021/05/31 06:15 | Gabriel Donev v Roman Boychuk | 6-1,6-0 |
| ITF - M15 Novomoskovsk | 2021/05/30 06:15 | Roman Boychuk v Keenan Mayo | 6-0,6-1 |