Tanakaguchi Station (田中口駅, Tanakaguchi eki) is a passenger railway station in located in the city of Wakayama, Wakayama Prefecture, Japan, operated by the private railway company Wakayama Electric Railway.

Tanakaguchi Station is served by the Kishigawa Line, and is located 0.6 kilometers from the terminus of the line at Wakayama Station.

The station consists of one island platform with a level crossing.

Tanakaguchi Station opened on June 15, 1924.

This Wakayama Prefecture railroad station-related article is a stub.