Australian Open 
Australian Open Istanbul 
26:03 
| Best 2021: | 305 |
| Best 2020: | 300 |
| Best 2019: | 345 |
| Best | 300 |
Johannes Haerteis | |
| Country | Germany |
| Age | 24 yo / 196 cm / 90 kg |
| Forehand | Left Handed (Double hand) |
| Birthplace/Residence | Nuremberg |
| Coach | Walter Otto, Andreas Tattermusch, Eduard Samson |
| Earnings | 75,490$ |
