Stadium: Cancha 2 Round: 25 Ground: Clay
| ITF M25 Ibague | 2022/09/30 19:00 | Alvaro Guillen Meza v Gustavo Heide | 2-6,2-6 |
| Challenger Santa Fe | 2023/07/03 15:20 | Alvaro Guillen Meza v Benjamin Torres | 6-2,6-2 |
| ITF M15 Store | 2023/06/25 07:55 | Alvaro Guillen Meza v Dominik Kellovsky | 6-4,6-0 |
| ITF M15 Store | 2023/06/24 08:45 | Alvaro Guillen Meza v Bor Artnak | 7-6,6-1 |
| ITF M15 Store | 2023/06/23 09:50 | Alvaro Guillen Meza v Pawel Juszczak | 2-6,6-0,6-4 |
| ITF M15 Store | 2023/06/22 09:25 | Alvaro Guillen Meza v Zak Talic | 6-0,6-1 |
| ITF M15 Litija | 2023/06/18 08:30 | Pawel Juszczak v Alvaro Guillen Meza | 6-3,6-1 |
| ITF M15 Litija | 2023/06/17 11:55 | Alvaro Guillen Meza v Cezar Cretu | 6-2,6-1 |
| ITF M15 Litija | 2023/06/16 12:25 | Bor Artnak v Alvaro Guillen Meza | 3-6,4-6 |
| Challenger Medellin | 2023/06/28 17:50 | Matias Soto v Gustavo Heide | 6-3,3-6,6-1 |
| Challenger Medellin | 2023/06/27 20:05 | Gustavo Heide v Federico Delbonis | 7-5,6-4 |
| Challenger Cali | 2023/06/22 17:45 | Gustavo Heide v Federico Delbonis | 0-6,2-6 |
| Challenger Cali | 2023/06/21 19:50 | Nicolas Mejia v Gustavo Heide | 2-6,2-6 |
| Challenger Cali | 2023/06/20 16:00 | Gustavo Heide v Max Hans Rehberg | 6-3,6-3 |
| Challenger Palmas del Mar | 2023/06/18 02:10 | Kei Nishikori v Gustavo Heide | 6-4,6-2 |
| Challenger Palmas del Mar | 2023/06/16 20:55 | Bernard Tomic v Gustavo Heide | 6-7,7-6,1-6 |
| Challenger Palmas del Mar | 2023/06/15 16:00 | Gustavo Heide v Alex Rybakov | 6-3,6-4 |