Chanthaburi is a town in the east of Thailand, on the banks of the Chanthaburi River. It is the capital of the Chanthaburi Province and the Mueang Chanthaburi District.
The town covers the two tambons Talat and Wat Mai of Mueang Chanthaburi District. As of 2005, the town had a population of 27,602. The town figures in the legacy of King Taksin.
