Stadium: Court 6 Round: 62 Ground: Clay
| ITF M15 Cordoba | 2021/04/06 13:00 | Santiago P Franchini v Felipe Derdoy | 2-6,3-6 |
| ITF M15 Cordoba | 2021/04/04 12:30 | Santiago P Franchini v Astur Martinez Irigoyen | 6-2,6-4 |
| ITF M15 Villa Maria | 2021/03/28 12:00 | Santiago P Franchini v Lorenzo Joaquin Rodriguez | 3-6,0-6 |
| ITF M15 Cordoba | 2021/11/21 12:00 | Esteban Djinbachian v Eduardo Lacalle | 2-6,1-6 |
| ITF M15 Brasilia | 2021/11/02 12:00 | Gabriel P Tumasonis v Eduardo Lacalle | 6-3,4-6,11-9 |
| ITF M15 Brasilia | 2021/11/01 12:00 | Matheus T Rezende v Eduardo Lacalle | 1-6,4-6 |
| ITF M15 Ibague | 2021/09/06 20:45 | Eduardo Lacalle v Juan Sebastian Osorio | 4-6,7-5,7-10 |
| ITF M15 Monastir | 2021/08/29 08:00 | Eduardo Lacalle v Michael Zhu | 6-1,6-2 |
| ITF M15 Monastir | 2021/08/23 09:00 | Eduardo Lacalle v Chanchai Sookton-Eng | 2-6,1-6 |
| ITF M15 Monastir | 2021/08/22 11:00 | Seif Adas v Eduardo Lacalle | 3-6,7-5,8-10 |
| ITF M25 Guayaquil | 2021/08/04 14:30 | Eduardo Lacalle v Maxime Mora | 3-6,0-6 |