Stadium: Cancha 1 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Cundinamarca | 2021/11/18 14:30 | Federico Agustin Gomez v Nicolas Buitrago | 6-4,6-4 |
| ITF M15 Cundinamarca | 2021/11/17 14:30 | Felipe Pinzon Moreno v Nicolas Buitrago | 1-6,2-6 |
| ITF M25 Guayaquil | 2021/10/28 15:00 | Nicolas Buitrago v Murkel Dellien | 1-6,2-6 |
| ITF M25 Guayaquil | 2021/10/27 15:00 | Nicolas Buitrago v Alejandro H Franco | 7-6,0-6,7-6 |
| ITF M25 Medellin | 2021/09/16 18:00 | Juan Sebastian Gomez v Nicolas Buitrago | 6-2,6-2 |
| ITF M25 Medellin | 2021/09/15 18:15 | Nicolas Buitrago v Caio Gruber | 6-3,6-4 |
| ITF M25 Medellin | 2021/09/13 20:00 | Cristobal Castro v Nicolas Buitrago | 4-6,4-6 |
| ITF M25 Medellin | 2021/09/13 15:00 | Jose E Yapur v Nicolas Buitrago | 0-6,2-6 |