ATP 780
| Best 2026: | 753 |
| Best 2025: | 635 |
| Best 2024: | 677 |
| Best | 635 |
John Sperle |
| Negara | Germany |
| Age | 24 yo / 175 cm / 73 kg |
| Forehand | Ngiwa Aro (Tangan pindho) |
| Birthplace/Residence | Frechen |
| Pelatih | Marc-Kevin Goellner |
| Pangentukan | 48,608$ |
All
2026
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
Performances
2025 1/4 Final, Mataro 2025 1/4 Final, Antalya 2025 2 babak, Santa Fe 2026 2 babak, Antalya 2025 2 babak, Sabadell 2025 2 babak, Oldenzaal 2025 2 babak, Antalya 2024 2 babak, Antalya 2024 2 babak, Oldenzaal 2024 2 babak, Duffel 2024 2 babak, Kiseljak 2023 2 babak, Monastir 2023 2 babak, Sabadell 2023 2 babak, Ystad 
