Stadium: Court 5 Round: 62 Ground: Clay
| ITF M25 Mendoza | 2023/10/03 12:00 | Sean Hess v Mateo Matulovich | 6-0,6-4 |
| ITF M15 Villa Maria | 2023/10/31 13:00 | Sean Hess v Lorenzo Gagliardo | 6-1,3-6,2-10 |
| ITF M15 Villa Maria | 2023/10/30 13:00 | Sean Hess v Ryan A Dos Santos | 7-6,6-3 |
| ITF M15 Villa Maria | 2023/10/29 13:00 | Sean Hess v Ayrton Andres Rodriguez | 6-3,6-0 |
| ITF M25 Lajeado | 2023/10/11 12:00 | Wilson Leite v Sean Hess | 6-0,6-0 |
| ITF M25 Lajeado | 2023/10/10 14:50 | Sean Hess v Nahuel Fernandez | 6-4,6-1 |
| ITF M25 Lajeado | 2023/10/09 16:00 | Sean Hess v Gabriel P Tumasonis | 6-3,6-2 |
| ITF M25 Mendoza | 2023/10/06 15:55 | Matias Franco Descotte v Sean Hess | 4-6,6-3,7-6 |
| ITF M25 Mendoza | 2023/10/05 18:30 | Sean Hess v Lautaro Midon | 2-6,6-4,6-0 |
| ITF M25 Lajeado | 2023/10/09 16:00 | Mateo Matulovich v Christian Oliveira | 2-6,2-6 |
| ITF M25 Mendoza | 2023/10/03 12:00 | Sean Hess v Mateo Matulovich | 6-0,6-4 |
| ITF M25 Mendoza | 2023/10/02 13:00 | Mateo Matulovich v Martin Buslje | 2-6,6-4,10-6 |
| ITF M25 Mendoza | 2023/10/01 12:00 | Facundo Bermejo v Mateo Matulovich | 2-6,2-6 |
| ITF M25 Punta del Este | 2023/09/19 13:00 | Mateo Matulovich v Diego Ortiz Gamonal | 4-6,6-1,3-10 |
| ITF M15 Buenos Aires | 2023/08/27 12:30 | Tobia Grandinetti v Mateo Matulovich | 6-4,6-2 |
| ITF M25 Trujillo | 2023/08/13 15:00 | Mateo Matulovich v Felipe De Dios | 6-7,0-6 |
| ITF M15 Arequipa | 2023/08/07 15:00 | Enrique Pena v Mateo Matulovich | 6-4,6-0 |