Stadium: Cancha 11 Round: 25 Ground: Clay
| ITF M25 Rio Cuarto | 2021/12/06 16:30 | Matias Iturbe v Hernando J E Isnardi | 3-6,6-2,10-5 |
| ITF M25 Villa Allende | 2021/11/28 15:30 | Tobias Franco v Hernando J E Isnardi | 6-1,3-6,10-7 |
| ITF M15 Cordoba | 2021/11/21 12:00 | Ivan Dreycopp v Hernando J E Isnardi | 7-5,7-5 |
| ITF M25 Aparecida De Goiania | 2021/11/10 15:00 | Hernando J E Isnardi v Caio Gruber | 2-6,6-3,4-6 |
| ITF M25 Aparecida De Goiania | 2021/11/08 16:00 | Hernando J E Isnardi v Joao Giannella | 6-3,7-6 |
| ITF M25 Aparecida De Goiania | 2021/11/07 18:30 | Marcelo Zormann v Hernando J E Isnardi | 6-7,6-3,9-11 |
| ITF M15 Brasilia | 2021/11/02 15:15 | Luis Felipe Miguel v Hernando J E Isnardi | 6-4,6-0 |
| Davis Cup | 2021/09/18 13:55 | Sebastian Dominko v Hernando J E Isnardi | 6-4,3-6,7-10 |
| ITF M25 Rio Cuarto | 2021/12/07 17:45 | Tomas Farjat v Valerio Aboian | 7-6,6-3 |
| ITF M25 Villa Allende | 2021/12/02 16:00 | Valerio Aboian v Juan Pablo Paz | 6-7,2-6 |
| ITF M25 Villa Allende | 2021/12/01 19:35 | Valerio Aboian v Juan Bautista Otegui | 6-3,4-6,6-4 |
| ITF M15 Cordoba | 2021/11/25 16:10 | Valerio Aboian v Tomas Farjat | 3-6,6-7 |
| ITF M15 Cochabamba | 2021/11/20 14:25 | Valerio Aboian v Jorge Panta | 3-6,0-6 |
| ITF M15 Cochabamba | 2021/11/19 22:05 | Valerio Aboian v Juan Bautista Otegui | 6-4,6-3 |
| ITF M15 Cochabamba | 2021/11/18 18:00 | Valerio Aboian v Leonardo L Linquet | 6-4,7-6 |
| ITF M15 Cochabamba | 2021/11/16 20:00 | Valerio Aboian v Nico Hornitschek | 6-3,6-3 |