| Challenger Series TT | 2023/04/25 11:30 | Tobias Slanina v Alvaro Gainza | L | 3-2 |
| Challenger Series TT | 2023/04/24 16:30 | Tobias Slanina v Alvaro Gainza | W | 2-3 |
| Challenger Series TT | 2023/08/17 13:10 | Alvaro Gainza v Makoto Nogami | L | 2-3 |
| Challenger Series TT | 2023/08/17 11:10 | Alvaro Gainza v Dennis Klein | L | 0-3 |
| Challenger Series TT | 2023/08/17 08:30 | Marius Henninger v Alvaro Gainza | L | 3-0 |
| TT Star Series | 2023/05/20 10:45 | Martin Olejnik v Alvaro Gainza | W | 0-3 |
| TT Star Series | 2023/05/20 08:15 | Dmitrij Prokopcov v Alvaro Gainza | L | 3-1 |
| TT Star Series | 2023/05/20 06:35 | Tomas Tregler v Alvaro Gainza | L | 3-0 |
| TT Star Series | 2023/05/19 13:45 | Alvaro Gainza v Viktor Yefimov | L | 0-3 |
| TT Star Series | 2023/05/19 09:15 | Alvaro Gainza v Ivor Ban | L | 0-3 |
| Challenger Series TT | 2023/08/17 13:50 | Marius Henninger v Tobias Slanina | L | 3-0 |
| Challenger Series TT | 2023/08/17 09:50 | Kirill Fadeev v Tobias Slanina | L | 3-1 |
| Challenger Series TT | 2023/08/17 07:10 | Daniel Rinderer v Tobias Slanina | L | 3-1 |
| Challenger Series TT | 2023/08/11 09:50 | Tobias Slanina v Zengyi Wang | W | 3-1 |
| Challenger Series TT | 2023/08/11 06:30 | Tobias Slanina v Simon Pfeffer | L | 1-3 |
| Challenger Series TT | 2023/08/10 17:50 | Tobias Slanina v Florian Bourrassaud | L | 0-3 |
| Challenger Series TT | 2023/08/10 16:30 | Tobias Slanina v Dauud Cheaib | L | 1-3 |
| Challenger Series TT | 2023/08/10 11:50 | Tobias Slanina v Andreas Levenko | L | 0-3 |