The Old Bridge of Dezful () is located near the city of Dezful in South Western Iran. This bridge connects the western and eastern parts of the city of Dezful.
The design of the bridge in its current state is 1700 years old and goes back to the Sasanian era, however the original foundation of the bridge was built during the Elamite era. During the Islamic period, the bridge underwent architectural and structural changes. The round arches were replaced by four-centred arches.