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