Stadium: Court 5 Round: 27 Ground: Hardcourt outdoor
| ITF M25 Pardubice | 2023/09/21 10:45 | Mathys Erhard v Jonas Forejtek | 6-4,4-6,0-6 |
| ITF M25 Pardubice | 2023/09/19 09:15 | Mathys Erhard v Tomas Lanik | 6-3,7-5 |
| ITF M25 Maribor | 2023/09/09 08:00 | Michael Vrbensky v Mathys Erhard | 6-2,4-6,6-2 |
| ITF M25 Maribor | 2023/09/08 10:20 | Nicolas Zanellato v Mathys Erhard | 1-6,7-6,6-7 |
| ITF M25 Maribor | 2023/09/07 08:00 | Tim Heger v Mathys Erhard | 3-6,4-6 |
| ITF M25 Maribor | 2023/09/06 09:50 | Jan Kupcic v Mathys Erhard | 6-4,1-6,4-6 |
| Challenger Prague | 2023/08/23 08:00 | Andrew Paulson v Mathys Erhard | 6-3,6-3 |
| Challenger Prague | 2023/08/22 08:00 | Mathys Erhard v Francesco Maestrelli | 7-6,5-7,6-3 |
| Challenger Antofagasta | 2023/09/18 13:00 | Guido Ivan Justo v Tomas Farjat | 2-6,5-7 |
| Challenger Antofagasta | 2023/09/17 13:00 | David Jorda Sanchis v Guido Ivan Justo | 5-7,6-0,5-7 |
| ITF M15 Olavarria | 2023/09/09 16:30 | Guido Ivan Justo v Lautaro Midon | 4-6,0-6 |
| ITF M15 Olavarria | 2023/09/08 14:05 | Mariano Kestelboim v Guido Ivan Justo | 6-3,3-6,1-6 |
| ITF M15 Olavarria | 2023/09/07 17:30 | Thiago Cigarran v Guido Ivan Justo | 1-6,3-6 |
| ITF M15 Olavarria | 2023/09/06 14:50 | Ignacio Carou v Guido Ivan Justo | 2-6,1-6 |
| Challenger Lima | 2023/08/22 18:45 | Guido Ivan Justo v Pedro Sakamoto | 4-6,6-7 |
| Challenger Lima | 2023/08/21 15:00 | Guido Ivan Justo v Alejandro H Franco | 0-6,6-2,6-1 |