Kuhistoni Mastchoh District
Kuhistoni Mastchoh District or Nohiya-i Kuhistoni Mastchoh, also known as the Gorno-Matchinsky Region is a district in Sughd Region, Tajikistan. The capital of district is the village of Mehron. The population of the district is 25,400.
Administrative divisions
The district has an area of about and is divided administratively into two jamoats. They are as follows:| Jamoat | Population |
| Ivan-Tojik | 13,578 |
| Langar | 9,666 |