| Kalın–Samsun railway | |
| Open: | 15 December 1932[1] |
| Linelength Km: | 377.7 |
| Tracks: | 1 |
| Map State: | collapsed |
The Samsun–Kalın railway is a 377.7km (234.7miles) long railway in the Black Sea Region of Turkey. It connects to the Ankara–Kars railway, near Sivas from the port city of Samsun, running through the Pontic mountains. It is one of two railways that service a Black Sea port, along with the Irmak–Zonguldak railway.
It was renovated in the early 21st century.[2]