Stadium: Court 7 Round: 54 Ground: Hardcourt outdoor
| ITF - M15 Cancun | 2021/10/10 17:00 | Felipe Santamaria v Alfredo Casso | 5-7,1-6 |
| ITF - M15 Cancun | 2021/10/03 14:00 | Felipe Santamaria v Andres Urrea | 3-6,4-6 |
| ITF - M25 Medellín | 2021/09/14 18:00 | Mateo Gomez v Felipe Santamaria | 6-1,6-2 |
| ITF - M15 Ibague | 2021/09/08 17:00 | Enrique Pena v Felipe Santamaria | 6-0,6-4 |
| ITF - M15 Ibague | 2021/09/07 14:00 | Felipe Santamaria v Felipe Escobar | 2-6,7-5,10-6 |
| ITF - M15 Ibague | 2021/09/06 18:30 | Felipe Santamaria v Jose E Yapur | 6-0,6-3 |
| ITF - M25 Guayaquil | 2021/08/02 18:00 | Alejandro H Franco v Felipe Santamaria | 6-4,6-3 |
| ITF - M25 Portoviejo | 2021/07/26 20:00 | Brandon Perez v Felipe Santamaria | 6-1,0-6,10-8 |
| ITF - M15 Cancun | 2021/10/11 14:00 | Nicholas Bybel v Fernando A. Z. Cantillana | 6-2,6-0 |
| ITF - M15 Cancun | 2021/10/03 15:30 | Seita Watanabe v Fernando A. Z. Cantillana | 6-2,6-0 |
| ITF - M15 - Antalya | 2021/06/14 09:20 | Fernando A. Z. Cantillana v Ignacio Carou | 4-6,3-6 |
| ITF - M15 - Antalya | 2021/06/13 07:30 | Adil Karimov v Fernando A. Z. Cantillana | 2-6,3-6 |
| ITF - M15 - Antalya | 2021/06/07 07:00 | Fernando A. Z. Cantillana v Vladislav Ivanov | 1-6,0-6 |
| ITF - M15 - Antalya | 2021/06/06 07:30 | Gokberk Saritas v Fernando A. Z. Cantillana | 4-6,2-6 |
| ITF - M15 - Antalya | 2021/05/31 09:30 | Fernando A. Z. Cantillana v Francisco Llanes | 0-6,1-6 |
| ITF - M15 - Antalya | 2021/05/16 07:00 | Fernando A. Z. Cantillana v Miguel Fernando Pereira | 2-6,4-6 |