| Mnierea | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Bihor County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Călățea, Peștere, Chistag |
| Length: | 22km (14miles) |
| Source1: | Pădurea Craiului Mountains, Dealul Crucea |
| Mouth: | Crișul Repede |
| Mouth Location: | Chistag |
| Mouth Coordinates: | 47.0501°N 22.3499°W |
| Basin Size: | 51km2 |
The Mnierea is a left tributary of the river Crișul Repede in Romania. It discharges into the Crișul Repede near Aștileu.[1] Its length is 22km (14miles) and its basin size is 51km2.