| Type: | commune |
| County: | Covasna |
| Official Name: | Cernat |
| Other Name: | Csernáton |
| Leader Name: | Árpád Rákosi[1] |
| Leader Party: | independent |
| Term: | 2020 - 2024 |
| Coordinates: | 45.95°N 28°W |
| Elevation: | 563 |
| Area Total: | 129 |
| Population Total: | auto |
| Postal Code: | 527065 |
| Area Code: | (+40) 02 67 |
Cernat (hu|Csernáton; Hungarian pronunciation: NaNcs) is a commune in Covasna County, Transylvania, Romania composed of three villages: Albiș (Kézdialbis), Cernat, and Icafalău (Ikafalva).
It formed part of Háromszék district of the Székely Land region in historical Transylvania. Cernat village was formed with the merger of two villages, Cernatu de Jos (Alsócsernáton) and Cernatu de Sus (Felsőcsernáton).
The commune has an absolute Székely Hungarian majority. According to the 2011 census, Cernat had a population of 3,956, of which 98.51% or 3,897 were Székely Hungarians. At the 2021 census, the commune had a population of 3,936.[2]