Stadium: Cancha 2 Round: 26
| ITF M25 Guayaquil | 2021/10/26 15:00 | Oliver Crawford v Camilo Benavides Soto | 6-0,6-0 |
| Challenger Santiago | 2021/10/12 15:25 | Oliver Crawford v Felipe Meligeni Rodrigues Alves | 6-7,3-6 |
| Challenger Santiago | 2021/10/11 14:00 | Alexis Galarneau v Oliver Crawford | 3-6,4-6 |
| Challenger Santiago Qual | 2021/10/10 15:30 | Sebastian Santibanez v Oliver Crawford | 1-6,1-6 |
| 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 Guayaquil | 2021/10/26 18:00 | Alvaro Guillen Meza v Enrique Ordonez | 6-0,6-0 |
| ITF M25 Lima | 2021/10/14 15:00 | Alvaro Guillen Meza v Oriol Roca Batalla | 4-6,2-6 |
| ITF M25 Lima | 2021/10/12 16:35 | Boris Arias v Alvaro Guillen Meza | 6-7,3-6 |
| ITF M25 Lima | 2021/10/11 15:00 | Alvaro Guillen Meza v Jorge Jorge | 6-0,6-1 |
| ITF M25 Lima | 2021/10/05 15:00 | Alvaro Guillen Meza v Oriol Roca Batalla | 2-6,7-5,5-7 |
| Challenger Ambato | 2021/09/19 16:20 | Alvaro Guillen Meza v Patrick Kypson | 3-6,3-6 |
| Challenger Quito | 2021/09/14 16:55 | Gonzalo Lama v Alvaro Guillen Meza | 7-5,4-6,6-2 |
| ITF M25 Guayaquil | 2021/08/05 14:30 | Alvaro Guillen Meza v Igor Marcondes | 1-6,0-6 |