| TT Cup Ukraine | 2021/03/02 20:20 | Andriy Zaitsev v Andrei Kostiuk | W | 2-3 |
| TT Cup Ukraine | 2021/03/02 14:30 | Andriy Zaitsev v Andrei Kostiuk | L | 3-2 |
| TT Cup Ukraine | 2021/03/01 19:45 | Andrei Kostiuk v Andriy Zaitsev | L | 0-3 |
| TT Cup Ukraine | 2021/03/01 18:00 | Andriy Zaitsev v Andrei Kostiuk | W | 1-3 |
| Ukraine Win Cup | 2021/03/21 11:00 | Levko Kuzyo v Andrei Kostiuk | L | 3-0 |
| Ukraine Win Cup | 2021/03/21 10:00 | Alexander Oplachko v Andrei Kostiuk | L | 3-0 |
| Ukraine Win Cup | 2021/03/21 09:00 | Sergey Zemyantsev v Andrei Kostiuk | L | 3-0 |
| Ukraine Win Cup | 2021/03/21 08:00 | Andrei Kostiuk v Levko Kuzyo | L | 0-3 |
| Ukraine Win Cup | 2021/03/21 07:00 | Andrei Kostiuk v Alexander Oplachko | L | 0-3 |
| Ukraine Win Cup | 2021/03/21 06:00 | Andrei Kostiuk v Sergey Zemyantsev | L | 1-3 |
| Ukraine Win Cup | 2021/03/20 11:00 | Vladimir Metelskiy v Andrei Kostiuk | L | 3-1 |
| Ukraine Win Cup | 2021/03/20 10:00 | Bogdan Oleksenko v Andrei Kostiuk | W | 0-3 |
| TT Cup Ukraine | 2021/03/24 19:45 | Dmitriy Arzanov v Andriy Zaitsev | L | 3-1 |
| TT Cup Ukraine | 2021/03/24 18:35 | Oleksandr Naida v Andriy Zaitsev | W | 1-3 |
| TT Cup Ukraine | 2021/03/24 17:25 | Vadym Grushko v Andriy Zaitsev | W | 1-3 |
| TT Cup Ukraine | 2021/03/24 16:15 | Dmitriy Arzanov v Andriy Zaitsev | W | 0-3 |
| TT Cup Ukraine | 2021/03/24 15:05 | Oleksandr Naida v Andriy Zaitsev | W | 1-3 |
| TT Cup Ukraine | 2021/03/24 13:55 | Vadym Grushko v Andriy Zaitsev | L | 3-1 |
| TT Cup Ukraine | 2021/03/18 11:55 | Vitalii Krivenko v Andriy Zaitsev | L | 3-2 |
| TT Cup Ukraine | 2021/03/18 09:35 | Tymur Kozenkov v Andriy Zaitsev | L | 3-1 |