Stadium: Court 1 Round: 44 Ground: Clay
| 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 |
| ITF M25 Guayaquil | 2021/08/02 18:30 | Eduardo Lacalle v Juan Diego Rojas Mora | 6-3,6-3 |
| ITF M25 Guayaquil | 2021/08/02 14:00 | Andres Urrea v Eduardo Lacalle | 4-6,7-5,7-10 |
| ITF M25 Guayaquil | 2021/08/01 14:00 | Eduardo Lacalle v Jorge Ruiz | 7-5,6-4 |
| ITF M25 Portoviejo | 2021/07/26 14:30 | Brandon Perez v Eduardo Lacalle | 6-1,7-6 |
| ITF M15 Ibagué | 2021/09/05 15:00 | Joao Eduardo Schiessl v Juan Sebastian Osorio | 4-6,6-2,4-10 |
| ITF M25 Guayaquil | 2021/08/01 16:30 | Juan Sebastian Osorio v McClain Kessler | 1-6,3-6 |
| ITF M25 Portoviejo | 2021/07/26 14:30 | Mateo Gomez v Juan Sebastian Osorio | 7-5,6-3 |
| ITF M25 Portoviejo | 2021/07/25 14:30 | Giuliano F Z Poggi v Juan Sebastian Osorio | 1-6,1-6 |
| ITF M25 Santo Domingo | 2021/06/06 13:00 | Juan Sebastian Osorio v Franco Ribero | 2-6,6-3,8-10 |
| ITF M25 Santo Domingo | 2021/05/31 13:00 | Justin Roberts v Juan Sebastian Osorio | 6-3,7-6 |
| ITF M25 Santo Domingo | 2021/05/30 13:00 | Amador Salazar v Juan Sebastian Osorio | 2-6,6-3,8-10 |
| Colombian National Exhibition | 2020/08/21 19:30 | Juan Sebastian Osorio v Andres Urrea | 6-7,4-6 |