Stadium: Court 11 Round: 26 Ground: Clay
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2023/08/30 17:05 | Mariano Kestelboim v Soares Klier, Gilbert | 2-6,2-6 |
| Sao Paulo, Singles M-ITF-BRA-06A | 2023/08/24 13:55 | Daniel Antonio Nunez v Soares Klier, Gilbert | 7-6,6-2 |
| Sao Paulo, Singles M-ITF-BRA-06A | 2023/08/23 16:10 | Lautaro Agustin Corthey v Soares Klier, Gilbert | 4-6,2-6 |
| ITF M15 Belem | 2023/08/20 18:30 | Rodrigo Pacheco Mendez v Soares Klier, Gilbert | 6-1,6-0 |
| ITF M15 Belem | 2023/08/19 19:00 | Mateo Barreiros Reyes v Soares Klier, Gilbert | 2-6,3-6 |
| ITF M15 Belem | 2023/08/18 21:20 | Juan Sebastian Osorio v Soares Klier, Gilbert | 1-6,1-6 |
| ITF M15 Belem | 2023/08/17 19:00 | Miguel Angel Cabrera v Soares Klier, Gilbert | 3-6,1-6 |
| ITF - M15 Monastir | 2023/07/23 08:00 | Yassine Dlimi v Soares Klier, Gilbert | 2-6,5-7 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2023/08/30 12:45 | Marquiselli, Victorio v Alberto Odiseo Alvarado Berrospi | 6-4,3-6,1-6 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2023/08/29 13:00 | Alberto Odiseo Alvarado Berrospi v Ramiro Amarilla | 6-1,6-4 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2023/08/28 14:30 | Alberto Odiseo Alvarado Berrospi v Lautaro Correa Beguerie | 6-3,6-4 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2023/08/27 16:00 | Alberto Odiseo Alvarado Berrospi v Tobias Sonne | 6-2,7-6 |
| ITF M25 Trujillo | 2023/08/15 14:00 | Alberto Odiseo Alvarado Berrospi v Murkel Dellien | 4-6,3-6 |
| ITF M25 Trujillo | 2023/08/14 17:00 | Lucio Ratti v Alberto Odiseo Alvarado Berrospi | 6-3,2-6,13-15 |
| ITF M25 Trujillo | 2023/08/13 15:00 | Santamaria, Felipe v Alberto Odiseo Alvarado Berrospi | 0-6,4-6 |
| ITF M15 Arequipa | 2023/08/10 16:00 | Alberto Odiseo Alvarado Berrospi v Daniel Antonio Nunez | 5-7,4-6 |