Stadium: Cancha 1 Round: 19 Ground: Clay
| Challenger Santiago - Kval | 2021/10/10 15:45 | Lucas Catarina v Nicolas Barrientos | 6-4,7-5 |
| Challenger Santiago | 2021/10/05 15:35 | Hugo Dellien v Lucas Catarina | 4-6,6-3,6-3 |
| Challenger Lima | 2021/09/27 19:10 | Lucas Catarina v Renzo Olivo | 4-6,4-6 |
| Challenger Ambato | 2021/09/23 18:50 | Lucas Catarina v Facundo Mena | 6-4,6-7,4-6 |
| Challenger Ambato | 2021/09/22 15:00 | Mirza Basic v Lucas Catarina | 6-7,4-6 |
| Challenger Quito | 2021/09/14 16:30 | Lucas Catarina v Juan Pablo Ficovich | 2-6,4-6 |
| ITF M25 - Bagneres-De-Bigorre | 2021/09/02 14:00 | Lucas Catarina v Kenny de Schepper | 6-7,6-3,1-6 |
| ITF M25 - Bagneres-De-Bigorre | 2021/09/01 17:00 | Lucas Catarina v Maxence Broville | 7-5,6-4 |
| Challenger Santiago - Kval | 2021/10/10 14:00 | Nicolas Bruna v Nicolas Alvarez | 1-6,0-6 |
| Challenger Santiago | 2021/10/05 19:50 | Nicolas Alvarez v Camilo Ugo Carabelli | 5-7,1-6 |
| Challenger Santiago | 2021/10/04 16:30 | Nicolas Alvarez v Carlos Gomez-Herrera | 6-3,1-6,6-4 |
| Challenger Santiago | 2021/10/03 17:40 | Nicolas Alvarez v Matias Soto | 7-6,6-1 |
| Challenger Lima | 2021/09/28 16:45 | Nicolas Alvarez v Facundo Mena | 3-6,7-6,3-6 |
| Davis Cup | 2021/09/18 21:30 | Nicolas Alvarez v Nerman Fatic | 7-6,6-4 |
| Davis Cup | 2021/09/17 20:00 | Nicolas Alvarez v Damir Dzumhur | 2-6,7-6,3-6 |
| Challenger Banja Luka | 2021/09/07 08:00 | Nicolas Alvarez v Sumit Nagal | 1-6,2-6 |