| TT Cup Ukraine | 2021/03/29 12:40 | Oleksandr Leonenko v Serhii Illiushchenko | W | 1-3 |
| TT Cup Ukraine | 2021/01/31 19:30 | Oleksandr Leonenko v Serhii Illiushchenko | L | 3-1 |
| TT Cup Ukraine | 2021/01/31 17:45 | Serhii Illiushchenko v Oleksandr Leonenko | L | 2-3 |
| TT Cup Ukraine | 2021/01/30 14:15 | Oleksandr Leonenko v Serhii Illiushchenko | W | 2-3 |
| TT Cup Ukraine | 2021/03/29 15:00 | Yehor Miniailo v Serhii Illiushchenko | W | 0-3 |
| TT Cup Ukraine | 2021/03/29 13:50 | Anatolii Zapletniuk v Serhii Illiushchenko | W | 0-3 |
| TT Cup Ukraine | 2021/03/29 12:40 | Oleksandr Leonenko v Serhii Illiushchenko | W | 1-3 |
| TT Cup Ukraine | 2021/03/09 12:30 | Artem Tkachenko v Serhii Illiushchenko | W | 2-3 |
| TT Cup Ukraine | 2021/03/09 11:55 | Dmitriy Belanchik v Serhii Illiushchenko | L | 3-2 |
| TT Cup Ukraine | 2021/03/09 09:35 | Dmitriy Zaporozhets v Serhii Illiushchenko | W | 0-3 |
| TT Cup Ukraine | 2021/03/09 07:50 | Artem Nesterenko v Serhii Illiushchenko | L | 3-1 |
| TT Cup Ukraine | 2021/03/09 06:40 | Artem Tkachenko v Serhii Illiushchenko | L | 3-1 |
| TT Cup Ukraine | 2021/03/29 14:25 | Anatolii Zapletniuk v Oleksandr Leonenko | L | 3-2 |
| TT Cup Ukraine | 2021/03/29 13:15 | Yehor Miniailo v Oleksandr Leonenko | L | 3-2 |
| TT Cup Ukraine | 2021/03/29 12:40 | Oleksandr Leonenko v Serhii Illiushchenko | L | 1-3 |
| TT Cup Ukraine | 2021/03/22 19:30 | Oleksandr Leonenko v Yehor Miniailo | L | 0-3 |
| TT Cup Ukraine | 2021/03/22 17:10 | Yehor Miniailo v Oleksandr Leonenko | W | 1-3 |
| TT Cup Ukraine | 2021/03/22 16:35 | Oleksandr Leonenko v Roman Shtukovanyi | L | 0-3 |
| TT Cup Ukraine | 2021/03/22 15:25 | Andrii Isaiev v Oleksandr Leonenko | W | 2-3 |
| TT Cup Ukraine | 2021/03/22 14:15 | Oleksandr Leonenko v Volodymyr Varchenko | W | 3-0 |