Stadion: Court 1 Round: 27 Ground: Clay
| ITF - M25 - Medellín | 2021/09/16 18:00 | Juan Sebastian Gomez v Nicolas Buitrago | 6-2,6-2 |
| ITF - M25 - Medellín | 2021/09/14 17:30 | Juan Sebastian Gomez v William Yovanny Ribero Duarte | 6-3,6-2 |
| ITF - M15 - Ibague | 2021/09/11 16:30 | Gustavo Heide v Juan Sebastian Gomez | 6-4,6-4 |
| ITF - M15 - Ibague | 2021/09/10 18:30 | Juan Sebastian Gomez v Alejandro H Franco | 6-4,7-5 |
| ITF - M15 - Ibague | 2021/09/09 14:30 | Juan Sebastian Gomez v Nicolas Buitrago | 6-2,7-6 |
| ITF - M15 - Ibague | 2021/09/07 16:20 | Juan Sebastian Gomez v Daniel Antonio Nunez | 7-5,6-1 |
| ITF - M25 - Guayaquil | 2021/08/06 15:00 | Juan Sebastian Gomez v Jose Pereira | 6-4,2-6,3-6 |
| ITF - M25 - Guayaquil | 2021/08/05 16:20 | Jorge Panta v Juan Sebastian Gomez | 5-7,5-7 |
| ITF - M25 - Medellín | 2021/09/16 16:25 | Daniel Antonio Nunez v Joao Lucas Reis da Silva | 5-7,4-6 |
| ITF - M25 - Medellín | 2021/09/14 19:40 | Johan A Rodriguez Rodriguez v Joao Lucas Reis da Silva | 3-6,1-6 |
| ITF - M15 - Ibague | 2021/09/07 15:40 | Joao Lucas Reis da Silva v Blu Baker | 6-4,3-6,3-6 |
| ITF - M15 - Castelo Branco | 2021/07/31 08:30 | Joao Lucas Reis da Silva v Gilbert S K Junior | 6-4,2-6,6-7 |
| ITF - M15 - Castelo Branco | 2021/07/30 08:30 | Duarte Vale v Joao Lucas Reis da Silva | 7-6,4-6,5-7 |
| ITF - M15 - Castelo Branco | 2021/07/29 11:30 | Pedro Araujo v Joao Lucas Reis da Silva | 4-6,4-6 |
| ITF - M15 - Castelo Branco | 2021/07/27 12:00 | Alafia Ayeni v Joao Lucas Reis da Silva | 4-6,4-6 |
| ITF - M25 - Idanha-A-Nova | 2021/07/21 08:00 | Joao Lucas Reis da Silva v Marek Gengel | 5-7,0-6 |