Wongwian Yai station is the name of a cluster of railway and rapid transit stations in Bangkok, near the Wongwian Yai traffic circle. It includes the existing terminus of the State Railway of Thailand's Maeklong Railway and an elevated station on the BTS Skytrain's Silom Line, as well as an under-construction underground station of the MRT Purple Line, planned to open in 2028, and a planned station of the SRT Dark Red Line, which will replace the old railway station.