Stadium: Cancha 3 Round: 25 Ground: Clay
| Challenger San Miguel de Tucuman | 2024/04/19 14:00 | Andrea Collarini v Gonzalo Villanueva | 6-3,6-2 |
| Challenger San Miguel de Tucuman | 2024/04/16 17:15 | Alejo Lorenzo Lingua Lavallen v Gonzalo Villanueva | 6-7,3-6 |
| Challenger Florianopolis | 2024/04/02 22:45 | Daniel Dutra Da Silva v Gonzalo Villanueva | 4-6,7-6,6-2 |
| Challenger Sao Leopoldo | 2024/03/26 18:40 | Juan Pablo Varillas v Gonzalo Villanueva | 7-5,7-6 |
| Challenger Sao Leopoldo | 2024/03/25 17:15 | Gonzalo Villanueva v Kaichi Uchida | 6-3,1-6,2-6 |
| Challenger Sao Leopoldo | 2024/03/24 21:00 | Gonzalo Villanueva v Rafael Tosetto | 6-2,6-0 |
| Challenger Asuncion | 2024/03/20 01:00 | Gonzalo Villanueva v Nicolas Zanellato | 3-6,4-6 |
| Challenger Asuncion | 2024/03/18 19:00 | Gonzalo Villanueva v Conner Huertas Del Pino | 6-3,6-1 |
| Challenger Concepcion | 2024/04/22 18:10 | Stefanos Sakellaridis v Gabriel Decamps | 6-4,6-4 |
| Challenger Gwangju | 2024/04/14 03:20 | Luke Saville v Stefanos Sakellaridis | 6-2,4-6,6-2 |
| Challenger Busan | 2024/04/07 05:15 | Stefanos Sakellaridis v Yunseong Chung | 6-1,2-6,3-6 |
| ITF M15 Kashiwa | 2024/04/03 04:50 | Leo Vithoontien v Stefanos Sakellaridis | 4-6,7-5,7-5 |
| ITF M15 Tsukuba | 2024/03/29 06:05 | Kokoro Isomura v Stefanos Sakellaridis | 6-2,0-6,6-2 |
| ITF M15 Tsukuba | 2024/03/28 04:15 | Daisuke Sumizawa v Stefanos Sakellaridis | 3-6,6-3,1-6 |
| ITF M15 Tsukuba | 2024/03/27 07:45 | Tianhui Zhang v Stefanos Sakellaridis | 4-6,2-6 |
| ITF M15 Nishi-Tokyo | 2024/03/23 04:20 | Stefanos Sakellaridis v Duckhee Lee | 6-7,6-2,5-7 |