| Settlement Type: | city |
| Official Name: | Arjonilla, Spain |
| Coordinates: | 37.9667°N -10°W |
| Pushpin Map: | Spain Province of Jaén#Spain Andalusia#Spain |
| Pushpin Label: | Arjonilla |
| Pushpin Map Caption: | Location in the Province of Jaén |
| Subdivision Type: | Country |
| Subdivision Name: |  Spain |
| Subdivision Type1: | Autonomous community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Jaén |
| Subdivision Name3: | Arjonilla |
| Area Total Km2: | 42 |
| Elevation M: | 348 |
| Population Density Km2: | auto |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
Arjonilla is a city located in the province of Jaén, Spain. According to the 2006 census (INE), the city has a population of 3908 inhabitants.