| TT Cup | 2021/06/26 18:10 | Rubtsov, Eduard v Andrei Kostiuk | L | 3-1 |
| TT Cup | 2021/06/26 14:40 | Rubtsov, Eduard v Andrei Kostiuk | W | 2-3 |
| TT Cup | 2021/06/12 08:15 | Andrei Kostiuk v Rubtsov, Eduard | L | 2-3 |
| TT Cup | 2021/06/11 10:00 | Rubtsov, Eduard v Andrei Kostiuk | L | 3-0 |
| TT Cup | 2021/06/05 14:40 | Andrei Kostiuk v Rubtsov, Eduard | L | 2-3 |
| TT Cup | 2021/06/04 18:45 | Rubtsov, Eduard v Andrei Kostiuk | L | 3-0 |
| TT Cup | 2021/06/04 15:50 | Andrei Kostiuk v Rubtsov, Eduard | L | 2-3 |
| TT Cup | 2021/05/15 11:45 | Andrei Kostiuk v Rubtsov, Eduard | W | 3-1 |
| TT Cup | 2021/06/26 18:10 | Rubtsov, Eduard v Andrei Kostiuk | L | 3-1 |
| TT Cup | 2021/06/26 17:00 | Pirveli, Rodion v Andrei Kostiuk | W | 2-3 |
| TT Cup | 2021/06/26 16:25 | Andrei Kostiuk v Alekseenko, Dmytro | L | 0-3 |
| TT Cup | 2021/06/26 14:40 | Rubtsov, Eduard v Andrei Kostiuk | W | 2-3 |
| TT Cup | 2021/06/26 13:30 | Pirveli, Rodion v Andrei Kostiuk | L | 3-1 |
| TT Cup | 2021/06/26 12:55 | Andrei Kostiuk v Alekseenko, Dmytro | L | 2-3 |
| TT Cup | 2021/06/19 18:45 | Zaychenko, Valentin v Andrei Kostiuk | W | 0-3 |
| TT Cup | 2021/06/19 17:35 | Naida, Alexander v Andrei Kostiuk | W | 0-3 |
| TT Cup | 2021/07/02 05:55 | Rubtsov, Eduard v Skachenko, Serhii | W | 3-0 |
| TT Cup | 2021/06/29 10:40 | Sandulenko, Uriy v Rubtsov, Eduard | L | 3-0 |
| TT Cup | 2021/06/29 09:30 | Rubtsov, Eduard v Nemchenko, D. | W | 3-1 |
| TT Cup | 2021/06/29 08:20 | Rubtsov, Eduard v Veliev, Anton | W | 3-2 |
| TT Cup | 2021/06/29 07:10 | Rubtsov, Eduard v Skachenko, Serhii | L | 0-3 |
| TT Cup | 2021/06/29 06:00 | Rubtsov, Eduard v Sandulenko, Uriy | L | 0-3 |
| TT Cup | 2021/06/28 11:50 | Rubtsov, Eduard v Sukovatiy, Igor | W | 3-2 |
| TT Cup | 2021/06/28 10:05 | Rubtsov, Eduard v Nemchenko, D. | L | 0-3 |