| Aleksander August Zamoyski | |
| Coa: | Jelita |
| More: | no |
| Spouse: | Marianna Gronowska |
| Spouse-Type: | Wife |
| Noble Family: | Zamoyski |
| House-Type: | Szlachta |
| Father: | Andrzej Zamoyski |
| Mother: | Konstancja Czartoryska (1742–1797) |
| Birth Date: | 1770 |
| Birth Place: | Warsaw |
| Death Date: | 6 December 1800 |
Count Aleksander August Zamoyski (1770 - 6 December 1800[1]) was a Polish nobleman (szlachcic).[2]
Aleksander became the 11th Ordynat of Zamość estate. He died childless.