| TT Cup (2023) | 02/24 15:50 | - | Dusan Vojtech v Jan Trefny | L | 3-2 | |
| TT Cup (2023) | 02/24 14:20 | - | Tomas Barsa v Jan Trefny | L | 3-0 | |
| TT Cup (2023) | 02/24 13:50 | - | Jan Trefny v Jan Sucharda | L | 2-3 | |
| TT Cup (2023) | 02/24 12:20 | - | Tomas Krejci v Jan Trefny | W | 2-3 | |
| TT Cup (2023) | 02/24 11:50 | - | Tomas Barsa v Jan Trefny | L | 3-0 | |
| TT Cup (2023) | 02/15 10:50 | - | Jan Trefny v Tomas Barsa | W | 3-2 | |
| TT Cup (2023) | 02/15 09:20 | - | Jaroslav Zamyslicky v Jan Trefny | L | 3-1 | |
| TT Cup (2023) | 02/15 08:50 | - | Tomas Barsa v Jan Trefny | W | 2-3 | |
| TT Cup (2023) | 02/15 07:50 | - | Jan Trefny v Ondrej Knazik | W | 3-1 | |
| TT Cup (2023) | 02/11 18:20 | - | Martin Lepka v Jan Trefny | W | 1-3 | |
| TT Cup (2023) | 02/11 17:50 | - | Martin Lepka v Jan Trefny | L | 3-0 | |
| TT Cup (2023) | 02/11 16:50 | - | Jan Trefny v Tomas Barsa | L | 0-3 | |
| TT Cup (2023) | 02/11 15:20 | - | Ondrej Knazik v Jan Trefny | W | 2-3 | |
| TT Cup (2023) | 02/11 14:50 | - | Tomas Barsa v Jan Trefny | L | 3-1 | |
| TT Cup (2023) | 02/11 13:20 | - | Jan Trefny v Martin Lepka | W | 3-1 | |
| TT Cup (2023) | 02/11 12:20 | - | Jan Trefny v Ondrej Knazik | L | 1-3 | |
| TT Cup (2023) | 02/11 11:20 | - | Jan Trefny v Tomas Barsa | W | 3-1 | |
| TT Cup (2023) | 02/06 10:50 | - | Jan Trefny v Ondrej Knazik | L | 2-3 | |
| TT Cup (2023) | 02/06 09:20 | - | Jan Trefny v Martin Dvorak | L | 1-3 | |
| TT Cup (2023) | 02/06 08:20 | - | Jan Trefny v Tomas Barsa | W | 3-1 | |
| TT Cup (2023) | 02/06 07:20 | - | Jan Trefny v Ondrej Knazik | W | 3-2 | |
| TT Cup (2023) | 01/28 11:25 | - | Ondrej Knazik v Jan Trefny | L | 3-2 | |
| TT Cup (2023) | 01/28 10:25 | - | Jan Trefny v Tomas Krejci | L | 2-3 | |
| TT Cup (2023) | 01/28 08:55 | - | Ondrej Knazik v Jan Trefny | L | 3-1 | |
| TT Cup (2023) | 01/28 08:25 | - | Martin Lepka v Jan Trefny | W | 0-3 | |
| TT Cup (2023) | 01/27 10:55 | - | Pavel Kocabek v Jan Trefny | W | 1-3 | |
| TT Cup (2023) | 01/27 10:25 | - | Ondrej Knazik v Jan Trefny | L | 3-1 | |
| TT Cup (2023) | 01/27 09:25 | - | Jan Trefny v Christian Kratochvil | L | 1-3 | |
| TT Cup (2023) | 01/27 07:55 | - | Pavel Kocabek v Jan Trefny | L | 3-1 | |
| TT Cup (2023) | 01/18 18:50 | - | Jan Trefny v Christian Kratochvil | W | 3-1 |