| Type: | commune |
| County: | Bihor |
| Tinca | |
| Leader Name: | Teodor Coste |
| Leader Party: | PNL |
| Leader Term: | 2020 - 2024 |
| Coordinates: | 46.775°N 21.9306°W |
| Elevation: | 130 |
| Area Total: | 141.99 |
| Population Total: | auto |
| Postal Code: | 417595 |
| Area Code: | +40 x59 |
Tinca (Hungarian: Tenke) is a commune in the south-central part of Bihor County, Crișana, Romania. It is composed of five villages: Belfir, Gurbediu, Girișu Negru, Râpa, and Tinca.
It was first mentioned as a village in a Papal document in 1338.
It is known locally for its magnesium and calcium-rich mineral water springs.
The average elevation is . Rainfall is about a year.
According to the 2011 census, Tinca commune had a population of 7,793, of which 60% were Romanian, 15% were Hungarian, 15% were Roma, and 10% were other.