Ground: Clay
| ITF M25 Punta del Este | 2025/02/13 17:48 | Alan F R Fierros v Joaquin Aguillar Cardozo | 7-6,1-0 |
| ITF M15 Huamantla | 2024/12/12 15:30 | Peter Bertran v Alan F R Fierros | 4-6,6-3,7-5 |
| ITF M15 Huamantla | 2024/12/11 15:25 | Alan F R Fierros v Qian Sun | 4-6,7-5,6-0 |
| ITF M15 Huamantla | 2024/11/27 15:30 | Isaiah Strode v Alan F R Fierros | 6-3,6-2 |
| ITF M15 Huamantla | 2024/11/22 15:30 | Alan F R Fierros v Arda Azkara | 1-6,7-6,4-6 |
| ITF M15 Huamantla | 2024/11/21 18:45 | Alan F R Fierros v Juan Sebastian Osorio | 4-6,6-1,6-4 |
| ITF M15 Huamantla | 2024/11/20 18:25 | Alan F R Fierros v Elijah Strode | 3-6,6-3,6-2 |
| ITF M15 Morelia | 2024/11/14 01:20 | Antoine Berger v Alan F R Fierros | 6-4,7-6 |
| ITF M25 Punta del Este | 2025/02/13 15:08 | Alex Barrena v Alvaro Guillen Meza | 3-6,6-2,3-5 |
| Davis Cup | 2025/02/01 22:50 | Alvaro Guillen Meza v Franco Roncadelli | 6-7,0-6 |
| Challenger Punta del Este | 2025/01/21 22:35 | Tomas Barrios Vera v Alvaro Guillen Meza | 3-6,6-4,7-6 |
| Challenger Buenos Aires | 2025/01/18 13:00 | Adolfo Daniel Vallejo v Alvaro Guillen Meza | 7-5,6-2 |
| Challenger Buenos Aires | 2025/01/17 13:00 | Alvaro Guillen Meza v Santiago Rodriguez Taverna | 6-1,6-4 |
| Challenger Buenos Aires | 2025/01/15 13:00 | Alvaro Guillen Meza v Joel Schwaerzler | 6-3,6-2 |
| Challenger Temuco | 2024/11/27 13:00 | Alvaro Guillen Meza v Daniel Dutra Da Silva | 6-7,3-6 |
| Challenger Temuco | 2024/11/26 16:05 | Mateus Alves v Alvaro Guillen Meza | 4-6,6-4,6-7 |