| Ukraine - Win Cup | 2021/08/27 14:15 | Ruslan Lazebny v Sergey Kovalenko | L | 3-0 |
| Ukraine - Win Cup | 2021/07/24 09:00 | Ruslan Lazebny v Sergey Kovalenko | W | 1-3 |
| Ukraine - Win Cup | 2021/07/24 06:00 | Sergey Kovalenko v Ruslan Lazebny | W | 3-2 |
| Ukraine - Win Cup | 2021/07/17 12:15 | Ruslan Lazebny v Sergey Kovalenko | L | 3-1 |
| Ukraine - Win Cup | 2021/07/02 15:45 | Ruslan Lazebny v Sergey Kovalenko | L | 3-1 |
| Ukraine - Win Cup | 2021/06/18 14:45 | Sergey Kovalenko v Ruslan Lazebny | W | 3-2 |
| Ukraine - Win Cup | 2021/05/12 16:30 | Ruslan Lazebny v Sergey Kovalenko | L | 3-2 |
| Ukraine - Win Cup | 2021/05/12 13:30 | Sergey Kovalenko v Ruslan Lazebny | L | 1-3 |
| Ukraine - Win Cup | 2021/09/03 11:45 | Aleksandr Ermolaev v Sergey Kovalenko | L | 3-0 |
| Ukraine - TT Cup | 2021/09/02 11:45 | Vadym Grushko v Sergey Kovalenko | W | 0-3 |
| Ukraine - TT Cup | 2021/09/02 10:35 | Oleksandr Naida v Sergey Kovalenko | L | 3-2 |
| Ukraine - TT Cup | 2021/09/02 09:25 | Spartak Abalmaz v Sergey Kovalenko | L | 3-0 |
| Ukraine - TT Cup | 2021/09/02 08:15 | Vadym Grushko v Sergey Kovalenko | W | 1-3 |
| Ukraine - TT Cup | 2021/09/02 07:05 | Oleksandr Naida v Sergey Kovalenko | L | 3-0 |
| Ukraine - TT Cup | 2021/09/02 05:55 | Spartak Abalmaz v Sergey Kovalenko | W | 2-3 |
| Ukraine - TT Cup | 2021/09/01 12:20 | Oleksandr Naida v Sergey Kovalenko | L | 3-0 |
| Ukraine - Win Cup | 2021/09/03 12:15 | Artur Goradze v Ruslan Lazebny | L | 3-2 |
| Ukraine - Win Cup | 2021/09/03 01:10 | Ruslan Lazebny v Vadim Smetenko | W | 3-0 |
| Ukraine - Win Cup | 2021/09/03 00:00 | Ruslan Lazebny v Sergey Vavrenyuk | L | 0-3 |
| Ukraine - Win Cup | 2021/09/02 22:15 | Ruslan Lazebny v Maksim Deynega | W | 3-1 |
| Ukraine - Win Cup | 2021/09/02 21:40 | Vadim Smetenko v Ruslan Lazebny | L | 3-1 |
| Ukraine - Win Cup | 2021/09/02 20:30 | Sergey Vavrenyuk v Ruslan Lazebny | L | 3-0 |
| Ukraine - Win Cup | 2021/09/02 18:45 | Maksim Deynega v Ruslan Lazebny | L | 3-1 |
| Ukraine - Win Cup | 2021/09/01 10:30 | Vadim Smetenko v Ruslan Lazebny | W | 1-3 |