| TT Cup | 2021/06/04 05:30 | Kubrak, Serhii v Kolesnik, Petro | L | 0-3 |
| TT Cup | 2021/05/14 11:55 | Kubrak, Serhii v Kolesnik, Petro | L | 2-3 |
| Ukraine Win Cup | 2021/04/14 16:45 | Kolesnik, Petro v Kubrak, Serhii | L | 3-1 |
| TT Cup | 2021/03/27 16:20 | Kubrak, Serhii v Kolesnik, Petro | L | 0-3 |
| Ukraine Win Cup | 2021/03/24 15:15 | Kolesnik, Petro v Kubrak, Serhii | L | 3-1 |
| Ukraine Win Cup | 2021/02/03 17:45 | Kolesnik, Petro v Kubrak, Serhii | W | 1-3 |
| Ukraine Win Cup | 2021/01/20 16:15 | Kubrak, Serhii v Kolesnik, Petro | W | 3-0 |
| TT Cup | 2021/01/01 18:00 | Kubrak, Serhii v Kolesnik, Petro | W | 3-2 |
| TT Cup | 2021/06/18 09:35 | Stasevskyi, O. v Kubrak, Serhii | W | 0-3 |
| TT Cup | 2021/06/18 07:50 | Kubrak, Serhii v Fashchevskiy, Ivan | L | 2-3 |
| TT Cup | 2021/06/18 05:30 | Kubrak, Serhii v Komar, Vadim | W | 3-0 |
| Ukraine Win Cup | 2021/06/17 11:00 | Zakharov, Yan v Kubrak, Serhii | L | 3-2 |
| Ukraine Win Cup | 2021/06/17 09:30 | Goloveshkin, Aleksey v Kubrak, Serhii | L | 3-0 |
| Ukraine Win Cup | 2021/06/17 08:30 | Akimov, Igor v Kubrak, Serhii | W | 0-3 |
| Ukraine Win Cup | 2021/06/17 07:30 | Kubrak, Serhii v Zakharov, Yan | W | 3-2 |
| Ukraine Win Cup | 2021/06/17 06:30 | Kubrak, Serhii v Goloveshkin, Aleksey | L | 1-3 |
| TT Cup | 2021/06/18 09:00 | Yarovoi, Oleksandr v Kolesnik, Petro | L | 3-0 |
| TT Cup | 2021/06/18 06:40 | Pokydko, Sergey v Kolesnik, Petro | L | 3-1 |
| TT Cup | 2021/06/18 04:55 | Stasevskyi, O. v Kolesnik, Petro | L | 3-0 |
| Ukraine Win Cup | 2021/06/16 18:15 | Rubtsov, Sergey v Kolesnik, Petro | L | 3-1 |
| Ukraine Win Cup | 2021/06/16 16:45 | Kolesnik, Petro v Goloveshkin, Aleksey | L | 1-3 |
| Ukraine Win Cup | 2021/06/16 16:15 | Rodin, Aleksey v Kolesnik, Petro | L | 3-1 |
| Ukraine Win Cup | 2021/06/16 15:15 | Kolesnik, Petro v Yunusov, Elshad | L | 2-3 |
| Ukraine Win Cup | 2021/06/16 13:45 | Gimadeev, Ruslan v Kolesnik, Petro | L | 3-1 |