| TT Cup | 2021/04/03 07:20 | Didukh, Oleksandr v Viktor Yefimov | W | 3-2 |
| TT Cup | 2021/03/10 18:50 | Viktor Yefimov v Didukh, Oleksandr | W | 0-3 |
| TT Cup | 2021/03/10 16:30 | Didukh, Oleksandr v Viktor Yefimov | L | 0-3 |
| TT Cup | 2021/03/09 13:35 | Viktor Yefimov v Didukh, Oleksandr | L | 3-2 |
| TT Cup | 2021/03/02 13:35 | Viktor Yefimov v Didukh, Oleksandr | L | 3-0 |
| TT Cup | 2021/03/01 20:00 | Viktor Yefimov v Didukh, Oleksandr | L | 3-0 |
| TT Cup | 2021/03/01 13:35 | Didukh, Oleksandr v Viktor Yefimov | W | 3-0 |
| TT Cup | 2021/01/23 06:35 | Didukh, Oleksandr v Viktor Yefimov | L | 2-3 |
| TT Cup | 2021/04/03 08:30 | Didukh, Oleksandr v Lyevshyn, Vitaliy | L | 0-3 |
| TT Cup | 2021/04/03 07:20 | Didukh, Oleksandr v Viktor Yefimov | W | 3-2 |
| TT Cup | 2021/04/03 06:45 | Didukh, Oleksandr v Anton Limonov | L | 2-3 |
| TT Cup | 2021/03/10 18:50 | Viktor Yefimov v Didukh, Oleksandr | W | 0-3 |
| TT Cup | 2021/03/10 17:05 | Lyevshyn, Vitaliy v Didukh, Oleksandr | L | 3-0 |
| TT Cup | 2021/03/10 16:30 | Didukh, Oleksandr v Viktor Yefimov | L | 0-3 |
| TT Cup | 2021/03/10 15:20 | Didukh, Oleksandr v Bohdan Sinkevych | W | 3-0 |
| TT Cup | 2021/03/10 13:35 | Didukh, Oleksandr v Anton Limonov | W | 3-0 |
| TT Cup | 2021/04/03 09:05 | Anton Limonov v Viktor Yefimov | W | 1-3 |
| TT Cup | 2021/04/03 07:20 | Didukh, Oleksandr v Viktor Yefimov | L | 3-2 |
| TT Cup | 2021/04/03 06:10 | Lyevshyn, Vitaliy v Viktor Yefimov | W | 1-3 |
| TT Cup | 2021/04/03 05:35 | Viktor Yefimov v Anton Limonov | L | 1-3 |
| Europe Cup | 2021/03/27 18:40 | Sebastian Loso v Viktor Yefimov | L | 3-2 |
| Europe Cup | 2021/03/27 17:40 | Szilard Gyorgy v Viktor Yefimov | L | 3-1 |
| Europe Cup | 2021/03/27 12:00 | Viktor Yefimov v Simovic, Miho | L | 0-3 |
| TT Cup | 2021/03/10 18:50 | Viktor Yefimov v Didukh, Oleksandr | L | 0-3 |