Stadium: Cancha 2 Round: 26 Ground: Hardcourt outdoor
| Challenger Temuco | 2023/11/28 13:00 | Hugo Dellien v Ignacio Buse | 6-1,6-7,4-6 |
| Challenger Temuco | 2023/11/27 16:10 | Ignacio Buse v Ignacio Carou | 6-4,6-1 |
| Challenger Temuco | 2023/11/26 15:20 | Ignacio Buse v Brandon Perez | 6-4,6-1 |
| Challenger - Brasilia | 2023/11/22 15:00 | Alejandro Tabilo v Ignacio Buse | 6-4,7-6 |
| Challenger - Brasilia | 2023/11/20 17:10 | Blaise Bicknell v Ignacio Buse | 7-6,3-6,6-7 |
| Challenger - Brasilia | 2023/11/19 19:35 | Nicolas Oliveira v Ignacio Buse | 3-6,6-4,1-6 |
| Challenger - Montevideo | 2023/11/12 16:40 | Ignacio Buse v Gerard Campana Lee | 3-6,4-6 |
| Challenger - Lima | 2023/11/07 23:45 | Ignacio Buse v Alvaro G Meza | 7-6,3-6,4-6 |
| Challenger Temuco | 2023/11/27 17:35 | Gilbert S K Junior v Benjamin Lock | 6-3,6-2 |
| Challenger - Brasilia | 2023/11/23 13:00 | Thiago Agustin Tirante v Gilbert S K Junior | 6-4,6-4 |
| Challenger - Brasilia | 2023/11/21 20:05 | Wilson Leite v Gilbert S K Junior | 6-7,5-7 |
| Challenger - Guayaquil | 2023/10/29 15:00 | Max Houkes v Gilbert S K Junior | 7-6,6-3 |
| Challenger Curitiba | 2023/10/24 16:15 | Gilbert S K Junior v Guido Andreozzi | 2-6,0-6 |
| Challenger Curitiba | 2023/10/23 13:00 | Gonzalo Villanueva v Gilbert S K Junior | 4-6,2-6 |
| Challenger Curitiba | 2023/10/22 14:45 | Gabriel Roveri Sidney v Gilbert S K Junior | 0-6,1-6 |
| Challenger - Campinas | 2023/10/01 13:00 | Paulo A S Dos Santos v Gilbert S K Junior | 2-6,6-4,6-4 |