

| Wkra | |
| Mouth Location: | Narew |
| Mouth Coordinates: | 52.4458°N 20.7453°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | Poland |
| Length: | 255km (158miles) |
| Discharge1 Avg: | 22.3m3/s |
| Basin Size: | 5348km2 |
Wkra is a river in north-eastern Poland, a tributary of the Narew river, with a length of 255 kilometres and a basin area of 5,348 km2 - all within Poland.[1] Among its tributaries are the Łydynia and the Płonka.
Towns and townships:
See also: