Stadium: Court 6 Round: 25 Ground: Hardcourt indoor
| ITF M15 Opava | 2021/11/18 11:55 | Boris Butulija v Milos Karol | 4-6,6-4,3-6 |
| ITF M15 Opava | 2021/11/16 09:00 | Boris Butulija v Peter Benjamin Privara | 6-2,6-4 |
| ITF M15 Opava | 2021/11/15 09:00 | Boris Butulija v Stepan Pecak | 6-2,6-4 |
| ITF M15 Opava | 2021/11/14 09:00 | Boris Butulija v Dawid Taczala | 6-2,6-2 |
| ITF - M15 Héraklion | 2021/11/02 08:30 | Boris Butulija v Hazem Naw | 1-6,2-6 |
| ITF - M15 Doha | 2021/10/20 12:30 | Boris Butulija v Cash, Julian | 2-6,3-6 |
| ITF - M15 Doha | 2021/10/13 13:55 | Boris Butulija v Alexis Canter | 6-7,6-7 |
| ITF - M15 Doha | 2021/10/12 12:30 | Boris Butulija v Stylianos Christodoulou | 6-1,7-6 |
| ITF M15 Kazan | 2021/11/23 08:45 | Kapuskin, Petr v Arseniy Khokhlov | 6-3,7-5 |
| ITF M15 Kazan | 2021/11/22 13:40 | Shchaya-Zubrov, Pavel v Kapuskin, Petr | 6-3,5-7,9-11 |
| ITF M25 Nur-Sultan | 2021/10/26 05:00 | Alec Beckley v Kapuskin, Petr | 7-6,6-4 |
| ITF M25 Nur-Sultan | 2021/10/25 06:25 | Kapuskin, Petr v Gheorghita, Tudor Stefan | 6-2,6-1 |
| ITF M15 Kazan | 2021/10/11 08:45 | Muzaev, Richard v Kapuskin, Petr | 6-1,6-3 |
| ITF M15 Kazan | 2020/01/20 12:45 | Sergei Pogosian v Kapuskin, Petr | 6-3,6-3 |
| Turkey F15, Singles Qualifying | 2018/04/14 09:30 | Kapuskin, Petr v Gonzalez Paiva, Juan Mauricio | 3-6,0-6 |
| Turkey F14, Singles Qualifying | 2018/04/07 07:30 | Jordan Correia Passos Do Carmo v Kapuskin, Petr | 6-0,6-2 |