Stadium: Court 1 Round: 26 Ground: Clay
| ITF M25 Guayaquil | 2021/10/28 16:35 | Paul Valsecchi v Antonio Cayetano March | 0-6,6-2,6-4 |
| ITF M25 Guayaquil | 2021/10/26 16:25 | Roberto P Palma v Antonio Cayetano March | 1-6,0-6 |
| Challenger Bogota | 2021/10/18 15:00 | Enzo Couacaud v Antonio Cayetano March | 6-4,6-3 |
| Challenger Bogota | 2021/10/17 15:00 | Mateo Gomez v Antonio Cayetano March | 4-6,5-7 |
| ITF M25 Lima | 2021/10/12 17:00 | Antonio Cayetano March v Gilbert S K Junior | 3-6,3-6 |
| ITF M25 Lima | 2021/10/05 15:00 | Pol Martin Tiffon v Antonio Cayetano March | 6-2,6-2 |
| Challenger Ambato | 2021/09/21 15:00 | Alejandro Gomez v Antonio Cayetano March | 6-3,6-4 |
| Challenger Quito | 2021/09/13 17:10 | Mathieu Perchicot v Antonio Cayetano March | 6-4,6-0 |