Samut Sakhon is a City in Thailand, capital of Samut Sakhon province. It is a stop on the Maeklong Railway. Samut Sakhon is 48 km from Bangkok. It is part of the Bangkok Metropolitan Region.

Samut Sakhon is one of the central provinces (changwat) of Thailand, located along the coast of the Gulf of Thailand. In 2019, it had a population of 584,703, and an area of 872 km², making it the 33rd most populated province whilst being the 4th smallest. Neighboring provinces are Samut Songkhram, Ratchaburi, Nakhon Pathom, and Bangkok. Samut Sakhon is part of the Bangkok Metropolitan Region.