Stadium: CENTRAL Round: 54 Ground: Clay
| ITF M15 Brasilia | 2021/11/01 12:00 | Hess, Sean v Tumasonis, Gabriel Pascotto | 1-6,6-4,8-10 |
| ITF M25 Mendoza | 2023/10/06 15:55 | 데스코트, 마티아스 프란코 v Hess, Sean | 4-6,6-3,7-6 |
| ITF M25 Mendoza | 2023/10/05 18:30 | Hess, Sean v Lautaro Midon | 2-6,6-4,6-0 |
| ITF M25 Mendoza | 2023/10/04 16:10 | 주카스, 마티아스 v Hess, Sean | 6-2,3-6,1-6 |
| ITF M25 Mendoza | 2023/10/03 12:00 | Hess, Sean v Mateo Matulovich | 6-0,6-4 |
| ITF M25 Mendoza | 2023/10/02 13:00 | Hess, Sean v 브루나, 에스테반 | 6-1,2-6,10-8 |
| ITF M25 Mendoza | 2023/10/01 15:00 | Hess, Sean v Gonzalo Zeitune | 7-6,6-4 |
| ITF M25 Lujan | 2023/09/27 14:50 | Hess, Sean v 론카델리, 프란코 | 1-6,3-6 |
| ITF M25 Lujan | 2023/09/25 14:25 | Tosetto, Rafael v Hess, Sean | 4-6,1-6 |
| Sao Paulo, Singles M-ITF-BRA-06A | 2023/08/21 16:30 | Enzo Lima v Tumasonis, Gabriel Pascotto | 6-3,6-1 |
| ITF M15 Belem | 2023/08/15 13:00 | Tumasonis, Gabriel Pascotto v 카브레라, 미구엘 안젤 | 0-6,1-6 |
| ITF M15 Belem | 2023/08/14 13:00 | Tumasonis, Gabriel Pascotto v Valentin M Greco | 6-3,6-3 |
| ITF M25 Mosquera | 2023/03/20 18:40 | 놀드쿠이스트, 아르비드 v Tumasonis, Gabriel Pascotto | 6-3,6-4 |
| ITF M25 Anapoima | 2023/03/12 15:00 | Lucero, Joel Angel v Tumasonis, Gabriel Pascotto | 6-1,6-2 |
| ITF M25 Santo Domingo | 2023/02/20 14:00 | Ziwen Ju v Tumasonis, Gabriel Pascotto | 7-6,6-3 |
| ITF M25 Santo Domingo Qual | 2023/02/19 13:00 | Liam Oliver v Tumasonis, Gabriel Pascotto | 6-3,4-6,6-10 |
| ITF M25 Santo Domingo | 2023/02/14 13:00 | Tumasonis, Gabriel Pascotto v Thomas Brown | 3-6,1-6 |