Bandar-e Emam Khomeyni is a city in, and the capital of, Bandar-e Emam Khomeyni District of Mahshahr County, Khuzestan province, Iran. The city also serves as the administrative center for Bandar-e Emam Khomeyni Rural District.

Khuzestan province is one of the 31 provinces of Iran. Located in the southwest of the country, the province borders Iraq and the Persian Gulf. Its capital is Ahvaz and it covers an area of 63,238 square kilometres (24,416 sq mi). Since 2014, it has been part of Iran's Region 4.