Ulriken Tunnel
| Entrance from Arna Station | |
| Overview | |
|---|---|
| Line | Bergen Line | 
| Location | Bergen, Norway | 
| System | Norwegian railway | 
| Start | Arna Station | 
| End | Bergen Station | 
| Operation | |
| Opened | 1964 | 
| Owner | Bane NOR | 
| Operator | Vy Tog CargoNet | 
| Technical | |
| Line length | 7670m (4.8mi) | 
| No. of tracks | Single track | 
| Track gauge | 1,435 mm (4 ft 8+1⁄2 in) | 
| Electrified | 15 kV 16.7 Hz AC | 
| Operating speed | 
 | 
The Ulriken Tunnel (Norwegian: Ulrikstunnelen) is a railway tunnel on the Bergen Line between Bergen Station and Arna Station in Bergen Municipality in Vestland county, Norway.