Stadium: Court 1 Round: 14 Ground: Hardcourt outdoor
| Challenger Oeiras | 2023/05/14 09:00 | Christian Langmo v Mate Valkusz | 2-6,2-6 |
| Challenger Francavilla | 2023/05/07 13:20 | Christian Langmo v Alex Barrena | 4-6,4-6 |
| Challenger Morelos | 2023/04/22 22:00 | James Duckworth v Christian Langmo | 6-3,7-5 |
| Challenger Morelos | 2023/04/21 18:00 | Christian Langmo v Antoine Escoffier | 6-4,5-7,7-5 |
| Challenger Morelos | 2023/04/20 19:55 | Maximilian Neuchrist v Christian Langmo | 6-3,6-7,3-6 |
| Challenger Morelos | 2023/04/18 16:30 | Christian Langmo v Joao Lucas Reis da Silva | 7-6,6-2 |
| Challenger Morelos | 2023/04/17 17:00 | Christian Langmo v Benjamin Lock | 6-4,6-4 |
| Challenger Morelos | 2023/04/16 18:40 | Christian Langmo v Theo Arribage | 6-3,6-3 |
| Challenger Coquimbo | 2023/05/03 14:00 | Gustavo Heide v Facundo Juarez | 5-7,3-6 |
| Challenger Coquimbo | 2023/05/01 15:50 | Juan Bautista Torres v Gustavo Heide | 1-6,5-7 |
| Challenger Buenos Aires | 2023/04/27 19:20 | Roman Andres Burruchaga v Gustavo Heide | 6-1,6-2 |
| Challenger Buenos Aires | 2023/04/25 17:50 | Gustavo Heide v Mariano Kestelboim | 6-4,6-3 |
| Challenger Buenos Aires | 2023/04/24 15:05 | Gustavo Heide v Facundo Juarez | 6-3,6-1 |
| Challenger Buenos Aires | 2023/04/23 18:25 | Gustavo Heide v Ignacio Carou | 6-1,6-2 |
| Challenger Florianopolis | 2023/04/19 15:55 | Tomas Barrios Vera v Gustavo Heide | 6-4,6-4 |
| Challenger Mexico City | 2023/03/26 16:00 | Maximilian Neuchrist v Gustavo Heide | 7-6,6-2 |