| Udon Thani | |
| Native Name: | อุดรธานี |
| Native Name Lang: | thai |
| Address: | Mak Khaeng Sub-district, Mueang Udon Thani District |
| Borough: | Udon Thani Province |
| Country: | Thailand |
| Operator: | State Railway of Thailand |
| Line: | Nong Khai Main Line |
| Platforms: | 3 |
| Tracks: | 7 |
| Connections: | Local transportation |
| Structure: | At-grade |
| Parking: | Yes |
| Bicycle: | Yes |
| Code: | รด. |
| Classification: | Class 1 |
| Mapframe: | yes |
Udon Thani railway station is a railway station located in Mak Khaeng Sub-district, Mueang Udon Thani district, Udon Thani province. It is a class 1 railway station located 568.8431NaN1 from Bangkok railway station. It is the main railway station of Udon Thai province.
The station opened in June 24, 1941, as part of the Northeastern Line Khon Kaen–Udon Thani section. In September 1955, the line extended to Na Tha railway station (at the time Nong Khai main station).