| Building Name: | Āghā Bozorg Mosque |
| Location: | Kāshān, Iran |
| Map Type: | Iran |
| Map Relief: | 1 |
| Coordinates: | 33.9785°N 51.4451°W |
| Religious Affiliation: | Islam |
| Province: | Isfahān Province |
| Municipality: | Kāshān County |
| Architecture Type: | Mosque |
| Architecture Style: | Islamic architecture |
| Year Completed: | 18th century |
Agha Bozorg Mosque (Persian: مسجد آقا بزرگ Masjed-e Āghā Bozorg) is a historical mosque in Kashan, Iran. The mosque was built in the late 18th century by master-mi'mar Ustad Haj Sa'ban-ali. The mosque and theological school (madrasah) is located in the center of the city.
The mosque has been described as "the finest Islamic complex in Kashan and one of the best of the mid-19th century".[1] Noted for its symmetrical design,[2]