| Nishi-Tomioka Station | |
| Native Name: | 西富岡駅 |
| Native Name Lang: | ja |
| Address: | Nanokaichi 671-8, Tomioka-shi, Gunma-ken 370-2343 |
| Country: | Japan |
| Coordinates: | 36.2601°N 138.8832°W |
| Distance: | 21.0 km from |
| Operator: | Jōshin Dentetsu |
| Line: | Jōshin Line |
| Platforms: | 1 side platform |
| Status: | Unstaffed |
| Opened: | 15 October 1937 |
| Closed: | 1951-1953 |
| Former: | Byōinmae (to 1951) |
| Passengers: | 153 |
| Pass Year: | FY2019 |
| Map Type: | Japan Gunma Prefecture#Japan |
is a passenger railway station in the city of Tomioka, Gunma, Japan, operated by the private railway operator Jōshin Dentetsu.
Nishi-Tomioka Station is a station on the Jōshin Line and is 21.0 kilometers from the terminus of the line at .
The station consists of one side platform serving traffic in both directions.
Nishi-Tomioka Station opened on 15 October 1937 as . Operations were suspended from 1 September 1951 to 15 January 1953, when the station reopened under its present name. The current station building was completed in 1968.