| Najerilla | |
|---|---|
 The river Najerilla near Nájera | |
| Native name | Río Najerilla (Spanish) |
| Location | |
| Country | Spain |
| Region | Castile and León, La Rioja |
| Physical characteristics | |
| Length | 99.7 km (62.0 mi) |
| Discharge | |
| • average | 16.45 m3/s (581 cu ft/s) |
| Basin features | |
| Progression | Ebro→ Balearic Sea |
The river Najerilla is a tributary of the river Ebro, Spain's most voluminous river. The Najerilla rises in the province of Burgos and then flows through La Rioja.