Stadium: Stadium Round: 28 Ground: Clay
| ITF M15 Lima | 2022/11/09 18:20 | Ignacio A B Otarola v Alvaro Guillen Meza | 2-6,6-7 |
| ITF M15 Arequipa | 2023/08/10 16:00 | Alvaro Guillen Meza v Juan Manuel La Serna | 6-4,6-4 |
| ITF M15 Arequipa | 2023/08/09 16:00 | Alvaro Guillen Meza v Josue Guzman | 6-1,6-2 |
| ITF M15 Arequipa | 2023/08/08 14:30 | Alvaro Guillen Meza v Lucio Ratti | 6-2,6-4 |
| Challenger Salinas | 2023/07/25 18:50 | Evgeny Donskoy v Alvaro Guillen Meza | 6-4,2-6,6-3 |
| Challenger Santa Fe | 2023/07/07 16:50 | Francisco Comesana v Alvaro Guillen Meza | 6-0,7-6 |
| Challenger Santa Fe | 2023/07/06 14:40 | Matias Soto v Alvaro Guillen Meza | 3-6,1-6 |
| Challenger Santa Fe | 2023/07/04 17:35 | Alvaro Guillen Meza v Gustavo Heide | 6-4,6-4 |
| Challenger Santa Fe | 2023/07/03 15:20 | Alvaro Guillen Meza v Benjamin Torres | 6-2,6-2 |
| ITF M15 Arequipa | 2023/08/10 15:55 | Arklon H D Pino v Ignacio A B Otarola | 6-2,4-6,2-6 |
| ITF M15 Arequipa | 2023/08/09 14:30 | Ignacio A B Otarola v Gianluca Ballotta | 6-4,6-1 |
| ITF M15 Arequipa | 2023/08/08 14:30 | Ignacio A B Otarola v Luis Jose Nakamine | 7-6,6-1 |
| ITF M25 Rosario | 2023/06/30 14:55 | Alejo Lorenzo Lingua Lavallen v Ignacio A B Otarola | 7-6,6-1 |
| ITF M25 Rosario | 2023/06/29 13:00 | Oscar Gabriel Ortiz v Ignacio A B Otarola | 6-7,5-7 |
| ITF M25 Rosario | 2023/06/27 14:10 | Ignacio A B Otarola v Fermin Tenti | 6-3,7-5 |
| ITF M15 Santo Domingo | 2023/06/22 14:55 | Ignacio A B Otarola v Liam Draxl | 5-7,0-6 |
| ITF M15 Santo Domingo | 2023/06/20 15:30 | Ignacio A B Otarola v Aydan Gomez Osorio | 6-4,6-3 |