is a passenger railway station located in the city of Yawatahama, Ehime Prefecture, Japan. It is operated by JR Shikoku and has the station number "U18".
Yawatahama Station is served by the JR Shikoku Yosan Line and is located 262.8 km from the beginning of the line at . Eastbound local trains which serve the station terminate at . Connections with other services are needed to travel further east of Matsuyama on the line.
The Uwakai limited express train, which runs between and , stops at this station.
The station consists of an island platform and a side platform serving three tracks. Access to the island platform is by means of a footbridge. The station building houses a waiting room, shops, a JR ticket window (Midori no Madoguchi facility) and a JR Travel Centre (Warp Plaza). Car parking and car rental is available at the station. There is a passing loop between tracks 2 and 3, in between the side and island platform and several sidings are located south of the station beyond track 3.
Yawatahama Station was opened on 6 February 1939 as the western terminus of the then Yosan Mainline which had been extended westwards from . It became a through-station on 20 June 1945 when the track of the Yosan Mainline linked up with the track of the then Uwajima Line at , allowing through-traffic from to . At that time, the station was operated by Japanese Government Railways (JGR), later becoming Japanese National Railways (JNR). With the privatization of JNR on 1 April 1987, control of the station passed to JR Shikoku.