Estadio: Ochsenhausen, Germany
| Challenger de Ochsenhausen | 2021/11/01 10:50 | Sourav Saha v Guilherme Teodoro | W | 0-3 |
| Challenger Series TT | 2023/01/31 13:50 | Josip Huzjak v Guilherme Teodoro | L | 3-0 |
| Challenger Series TT | 2023/01/31 13:05 | Guilherme Teodoro v Albert Vilardell | L | 2-3 |
| Challenger Series TT | 2023/01/31 10:50 | Florian Bluhm v Guilherme Teodoro | L | 3-0 |
| Challenger Series TT | 2023/01/31 09:30 | Guilherme Teodoro v Samuel Amann | W | 3-0 |
| Challenger Series TT | 2023/01/30 19:30 | Nikola Grujic v Guilherme Teodoro | W | 1-3 |
| Challenger Series TT | 2023/01/30 16:50 | Josip Huzjak v Guilherme Teodoro | L | 3-1 |
| Challenger Series TT | 2023/01/30 14:50 | Albert Vilardell v Guilherme Teodoro | W | 0-3 |
| Challenger Series TT | 2023/01/30 10:50 | Damian Zech v Guilherme Teodoro | W | 0-3 |
| Challenger Series TT | 2023/02/10 13:50 | Sourav Saha v Alberto Mino | L | 1-3 |
| Challenger Series TT | 2023/02/10 12:25 | Dennis Klein v Sourav Saha | L | 3-1 |
| Challenger Series TT | 2023/02/10 08:50 | Marco Stefanidis v Sourav Saha | W | 0-3 |
| Challenger Series TT | 2023/02/09 20:50 | Andrei Putuntica v Sourav Saha | L | 3-1 |
| Challenger Series TT | 2023/02/09 18:50 | Makoto Nogami v Sourav Saha | W | 0-3 |
| Challenger Series TT | 2023/02/09 16:50 | Sourav Saha v Bohdan Sinkevych | W | 3-0 |
| Challenger Series TT | 2023/02/09 14:10 | Sourav Saha v Alberto Mino | L | 2-3 |
| Challenger Series TT | 2023/02/09 12:10 | Sourav Saha v Dennis Klein | W | 3-2 |