| Hârja | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Bihor County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Săldăbagiu Mic |
| Length: | 8km (05miles) |
| Source1 Coordinates: | 46.7525°N 22.1708°W |
| Source1 Elevation: | 186m (610feet) |
| Mouth: | Holod |
| Mouth Location: | Downstream of Vintere |
| Mouth Coordinates: | 46.7678°N 22.1192°W |
| Mouth Elevation: | 126m (413feet) |
| Basin Size: | 21km2 |
| Tributaries Right: | Valea Rovinei |
The Hârja is a left tributary of the river Holod in Romania. It flows into the Holod near Vintere. Its length is 8km (05miles) and its basin size is 21km2.