Stadium: Court 2 Round: 25 Ground: Clay
| ITF M15 Ibagué | 2021/09/09 14:30 | Alejandro Mendoza v Enrique Pena | 6-2,6-2 |
| ITF M15 Ibagué | 2021/09/08 17:00 | Enrique Pena v Felipe Santamaria | 6-0,6-4 |
| ITF M15 Ibagué | 2021/09/11 15:00 | Juan A H Serrano v Alejandro Gomez | 1-6,4-6 |
| ITF M15 Ibagué | 2021/09/10 17:00 | Juan A H Serrano v Gerardo L Villasenor | 7-6,6-4 |
| ITF M15 Ibagué | 2021/09/09 14:30 | Juan A H Serrano v Luciano Tacchi | 6-4,6-3 |
| ITF M15 Ibagué | 2021/09/08 17:00 | Juan A H Serrano v Mateo Barreiros Reyes | 7-6,6-4 |
| UTR Pro Tennis Series - Manzanillo | 2021/08/14 13:00 | Luis Patino v Juan A H Serrano | 4-6,6-2,6-2 |
| UTR Pro Tennis Series - Manzanillo | 2021/08/13 14:30 | Juan A H Serrano v Lazaro Navarro-Batles | 6-3,6-0 |
| UTR Pro Tennis Series - Manzanillo | 2021/08/12 16:00 | Juan A H Serrano v Alan Magadan | 7-6,6-7,6-0 |
| UTR Pro Tennis Series - Manzanillo | 2021/08/11 16:00 | Takeyasu Sekiguchi v Juan A H Serrano | 4-6,6-3,3-6 |