| Official Name: | Jena, Alabama |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Alabama#USA |
| Pushpin Label: | Jena |
| Pushpin Label Position: | top |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name: | United States |
| Subdivision Name1: | Alabama |
| Subdivision Name2: | Greene |
| Elevation Ft: | 200 |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Coordinates: | 33.1306°N -87.8469°W |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Area Code: | 205, 659 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 120838 |
Jena is an unincorporated community in Greene County, Alabama, United States.
Jena was most likely named by a German family who settled in the area in honor of Jena, Germany.[1] A post office operated under the name Jena from 1837 to 1921.[2] Baseball Country, a world-renowned baseball camp, is located in Jena.