Stadium: Cancha Central Round: 26 Ground: Clay
| ITF M25 - Medellin | 2021/09/13 20:00 | Mateo Barreiros Reyes v Sebastian Santibanez | 6-3,6-3 |
| ITF M25 - Medellin | 2021/09/12 18:00 | Jared Thompkins v Sebastian Santibanez | 6-7,3-6 |
| ITF M15 - Ibague | 2021/09/07 14:00 | Nicolas Buitrago v Sebastian Santibanez | 6-4,6-2 |
| ITF M15 - Huy | 2021/08/23 13:50 | Maik Steiner v Sebastian Santibanez | 6-3,6-0 |
| ITF M15 - Huy | 2021/08/22 09:05 | Sebastian Santibanez v Louis Cabay | 6-1,6-1 |
| ITF M25 - Ueberlingen | 2021/08/17 09:15 | Oscar Galimardanov v Sebastian Santibanez | 6-3,6-0 |
| ITF M25 - Ueberlingen | 2021/08/16 13:45 | Sebastian Santibanez v Tarun Anirudh Chilakalapudi | 6-3,6-2 |
| Challenger Santiago | 2021/10/05 16:40 | Goncalo Oliveira v Oliver Crawford | 6-4,6-2 |
| Challenger Santiago | 2021/10/04 16:00 | Oliver Crawford v Jonathan Mridha | 7-5,6-3 |
| Challenger Santiago | 2021/10/03 14:00 | Oliver Crawford v Daniel Antonio Nunez | 7-5,6-2 |
| ITF M25 - Sierre | 2021/09/05 08:50 | Rinky Hijikata v Oliver Crawford | 7-6,6-1 |
| ITF M25 - Sierre | 2021/09/04 10:20 | Patrick Kypson v Oliver Crawford | 3-6,4-6 |
| ITF M25 - Sierre | 2021/09/03 10:00 | Valentin Vacherot v Oliver Crawford | 3-6,6-7 |
| ITF M25 - Sierre | 2021/09/02 12:45 | Mirko Martinez v Oliver Crawford | 1-6,2-6 |
| ITF M25 - Sierre | 2021/09/01 13:40 | Louroi Martinez v Oliver Crawford | 3-6,4-6 |