| Argentina Reserve League | 2021/08/24 13:00 | Colon Reserves v Sarmiento Reserves | L | 1-0 |
| Argentina Reserve League | 2021/08/20 13:00 | Sarmiento Reserves v Atletico Tucuman Reserves | W | 3-1 |
| Argentina Reserve League | 2021/08/13 13:00 | Defensa y Justicia Reserves v Sarmiento Reserves | L | 3-0 |
| Argentina Reserve League | 2021/08/06 13:00 | Sarmiento Reserves v Rosario Central Reserves | D | 2-2 |
| Argentina Reserve League | 2021/07/30 13:00 | Racing Club Reserves v Sarmiento Reserves | W | 1-2 |
| Argentina Reserve League | 2021/07/27 13:00 | Sarmiento Reserves v Platense Reserves | W | 2-0 |
| Argentina Reserve League | 2021/07/23 13:00 | CA Patronato Reserves v Sarmiento Reserves | D | 1-1 |
| Argentina Reserve League | 2021/07/16 13:00 | Sarmiento Reserves v Estudiantes LP Reserves | L | 1-2 |
| Argentina Reserve League | 2021/08/23 17:10 | River Plate Reserves v CA Aldosivi Reserves | W | 3-0 |
| Argentina Reserve League | 2021/08/19 13:00 | Gimnasia LP Reserves v River Plate Reserves | L | 3-1 |
| Argentina Reserve League | 2021/08/13 18:00 | River Plate Reserves v Velez Sarsfield Reserves | L | 1-2 |
| Argentina Reserve League | 2021/08/06 13:00 | Godoy Cruz Reserves v River Plate Reserves | W | 0-1 |
| Argentina Reserve League | 2021/07/30 18:00 | River Plate Reserves v Huracan Reserves | W | 2-0 |
| Argentina Reserve League | 2021/07/27 16:45 | Lanus Reserves v River Plate Reserves | W | 0-1 |
| Argentina Reserve League | 2021/07/23 13:00 | River Plate Reserves v Union Santa Fe Reserves | W | 2-0 |
| Argentina Reserve League | 2021/07/16 13:00 | River Plate Reserves v Colon Reserves | L | 1-2 |