| Challenger - Ochsenhausen | 2019/11/25 15:40 | Evgueni Chtchetinine v Andriy Sitak | L | 3-1 |
| Challenger - Ochsenhausen | 2019/08/19 09:50 | Andriy Sitak v Evgueni Chtchetinine | L | 0-3 |
| Challenger - Ochsenhausen | 2019/05/15 13:10 | Evgueni Chtchetinine v Andriy Sitak | L | 3-0 |
| Challenger - Ochsenhausen | 2018/10/29 08:50 | Andriy Sitak v Evgueni Chtchetinine | L | 1-3 |
| Challenger - Ochsenhausen | 2018/07/03 11:15 | Evgueni Chtchetinine v Andriy Sitak | L | 3-1 |
| Challenger - Ochsenhausen | 2018/07/02 16:50 | Andriy Sitak v Evgueni Chtchetinine | L | 1-3 |
| Challenger - Ochsenhausen | 2018/06/22 07:10 | Andriy Sitak v Evgueni Chtchetinine | L | 2-3 |
| Challenger - Ochsenhausen | 2018/04/10 11:40 | Andriy Sitak v Evgueni Chtchetinine | L | 0-3 |
| Challenger - Ochsenhausen | 2021/07/09 07:50 | Andriy Sitak v Snehit Suravajjula | L | 0-3 |
| Challenger - Ochsenhausen | 2021/07/08 11:50 | Andriy Sitak v Dwain Schwarzer | W | 3-0 |
| Challenger - Ochsenhausen | 2021/07/08 08:30 | Andriy Sitak v Sven Happek | W | 3-2 |
| Challenger - Ochsenhausen | 2021/07/07 11:50 | Andriy Sitak v Jeet Chandra | L | 1-3 |
| Challenger - Ochsenhausen | 2021/07/07 10:10 | Andriy Sitak v Fedor Kuzmin | L | 1-3 |
| Challenger - Ochsenhausen | 2021/07/07 08:30 | Andriy Sitak v Valerij Rakov | L | 0-3 |
| TT Cup Ucraina | 2021/06/11 22:15 | Andriy Sitak v Vitaliy Lyevshin | L | 0-3 |
| TT Cup Ucraina | 2021/06/11 21:40 | Andriy Sitak v Valeriy Melnik | W | 3-0 |
| Challenger - Ochsenhausen | 2021/07/08 12:30 | Evgueni Chtchetinine v Valerij Rakov | L | 1-3 |
| Challenger - Ochsenhausen | 2021/07/08 11:10 | Snehit Suravajjula v Evgueni Chtchetinine | W | 0-3 |
| Challenger - Ochsenhausen | 2021/07/08 09:10 | Dwain Schwarzer v Evgueni Chtchetinine | W | 0-3 |
| Challenger - Ochsenhausen | 2021/07/07 13:10 | Sven Happek v Evgueni Chtchetinine | W | 2-3 |
| Challenger - Ochsenhausen | 2021/07/07 10:35 | Jeet Chandra v Evgueni Chtchetinine | W | 1-3 |
| Challenger - Ochsenhausen | 2021/07/07 08:55 | Fedor Kuzmin v Evgueni Chtchetinine | L | 3-0 |
| Challenger - Ochsenhausen | 2021/06/04 09:50 | Dennis Klein v Evgueni Chtchetinine | L | 3-1 |
| Challenger - Ochsenhausen | 2021/06/04 07:50 | Christopher Ligocki v Evgueni Chtchetinine | W | 0-3 |