| Bărzăuța | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Covasna, Harghita, Bacău |
| Length: | 26km (16miles) |
| Source1: | Nemira Mountains |
| Mouth: | Uz |
| Mouth Coordinates: | 46.3344°N 26.293°W |
| Basin Size: | 156km2 |
| Tributaries Left: | Apa Lină |
| Tributaries Right: | Romanul, Vale Mare, Țiganca, Chilișca |
The Bărzăuța (in its upper course also: Apa Roșie) is a right tributary of the river Uz in Romania.[1] It discharges into the Uz near Valea Uzului.[2] Its length is 26km (16miles) and its basin size is 156km2.