Stadium: Court 1 Round: 27 Ground: Clay
| ITF M15 Punta del Este | 2023/09/21 13:00 | Alvaro Guillen Meza v Thiago Cigarran | 6-3,6-2 |
| ITF M15 Punta del Este | 2023/09/20 14:30 | Alvaro Guillen Meza v Juan Martin Fumeaux | 6-3,6-1 |
| Davis Cup | 2023/09/15 09:00 | Valentin Vacherot v Alvaro Guillen Meza | 6-3,6-7,6-7 |
| Challenger Lima | 2023/08/26 22:00 | Blaise Bicknell v Alvaro Guillen Meza | 6-7,1-6 |
| Challenger Lima | 2023/08/25 19:00 | Alvaro Guillen Meza v Renzo Olivo | 7-5,7-5 |
| Challenger Lima | 2023/08/24 18:00 | Alvaro Guillen Meza v Arklon H D Pino | 6-2,5-7,6-4 |
| Challenger Lima | 2023/08/23 15:00 | Gustavo Heide v Alvaro Guillen Meza | 2-6,6-2,6-7 |
| Challenger Lima | 2023/08/21 18:50 | Alvaro Guillen Meza v Valerio Aboian | 6-1,6-2 |
| ITF M15 Punta del Este | 2023/09/21 14:50 | Bautista Vilicich v Joaquin Aguillar Cardozo | 6-3,6-4 |
| ITF M15 Punta del Este | 2023/09/20 14:00 | Nikos Lehmann v Bautista Vilicich | 1-6,0-6 |
| ITF M25 Punta del Este | 2023/09/19 13:00 | Bautista Vilicich v Felipe Derdoy | 6-2,3-6,10-6 |
| ITF M15 Olavarria | 2023/09/05 13:00 | Sean Hess v Bautista Vilicich | 6-3,6-4 |
| ITF M15 Olavarria | 2023/09/03 12:00 | Bautista Vilicich v Mateo Berta | 6-3,6-1 |
| ITF M15 Buenos Aires | 2023/08/30 13:00 | Matias Franco Descotte v Bautista Vilicich | 6-2,6-1 |
| ITF M15 Buenos Aires | 2023/08/29 13:00 | Oscar Gabriel Ortiz v Bautista Vilicich | 2-6,3-6 |
| ITF M15 Buenos Aires | 2023/08/28 13:00 | Felipe Pagnacco v Bautista Vilicich | 5-7,2-6 |