| Challenger Series TT | 05/14 12:00 | - | Aleksandar Grujic v Nicolas Flugel | L | 2-3 | |
| Challenger Series TT | 05/14 09:30 | - | Aleksandar Grujic v Sven Happek | L | 0-3 | |
| Challenger Series TT | 05/14 08:30 | - | Lars Maier v Aleksandar Grujic | L | 3-2 | |
| Challenger Series TT | 05/14 08:00 | - | Aleksandar Grujic v Tobias Saltzer | L | 2-3 | |
| Challenger Series TT | 05/14 07:00 | - | Aleksandar Grujic v Alexander Sverdlik | L | 0-3 | |
| WTT Feeder Olomouc Quals 2023 | 08/22 12:05 | - | Aleksandar Grujic v Marc Sagawe | L | 0-3 |