Sonargaon (Bengali: সোনারগাঁও; pronounced as Show-naar-gaa; lit. Golden Hamlet) is a historic city in central Bangladesh. It corresponds to the Sonargaon Upazila of Narayanganj District in Dhaka Division.
Sonargaon is one of the old capitals of the historic region of Bengal and was an administrative center of eastern Bengal. It was also a river port. It's hinterland was the center of the muslin trade in Bengal, with a large population of weavers and artisans. According to ancient Greek and Roman accounts, an emporium was located in this hinterland, which archaeologists have identified with the Wari-Bateshwar ruins. The area was a base for the Vanga, Samatata, Sena, and Deva dynasties.
Sonargaon gained importance during the Delhi Sultanate. It was the capital of the sultanate ruled by Fakhruddin Mubarak Shah and his son Ikhtiyaruddin Ghazi Shah.