| Settlement Type: | city |
| Official Name: | Jayena |
| Subdivision Name2: | Jayena |
| Area Total Km2: | 80 |
| Elevation M: | 912 |
| Population Density Km2: | auto |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Latitude: | 36º57' N |
| Longitude: | 3º49' W |
Jayena is a municipality located in the province of Granada, Spain. According to the 2005 census (INE), the city has a population of 1237 inhabitants.
The village is just north of the Sierras of Tejeda, Almijara and Alhama Natural Park.
During the Andalusian earthquake of 25 December 1884 more than 58% of the houses were destroyed, and the rest were badly damaged. 10 to 11 deaths were reported, a number that later rose to 17, and 18 were seriously injured. 87 aftershocks were felt from December 25, 1884 to January 16, 1885.