| Lotrioara | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Sibiu |
| Length: | 25km (16miles) |
| Source1: | Lotru Mountains |
| Mouth: | Olt |
| Mouth Coordinates: | 45.5619°N 24.2609°W |
| Basin Size: | 120km2 |
The Lotrioara (in its uppermost course also: Sterpu and Voinegel) is a right tributary of the river Olt in Romania. It originates in the Lotru Mountains. The Lotrioara discharges into the Olt in Lazaret.[1] Its length is 25km (16miles) and its basin size is 120km2.
The following rivers are tributaries to the river Lotrioara (from source to mouth):