| Bicaz | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Harghita, Neamț |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Lacu Roșu, Bicaz-Chei, Bicazu Ardelean, Tașca |
| Length: | 39km (24miles) |
| Source1: | Hășmaș Mountains |
| Mouth: | Bistrița |
| Mouth Location: | Bicaz |
| Mouth Coordinates: | 46.9116°N 26.0918°W |
| Basin Size: | 566km2 |
The Bicaz (Hungarian: Békás-patak) is a right tributary of the river Bistrița in Romania. Its source is in the Hășmaș Mountains. Its uppermost course, upstream from Red Lake (Lacul Roșu), is also called Vereșchiu. Other tributaries of Lacul Roșu are Pârâul Oii (Oaia), Licoș and Suhard.[1] It discharges into the Bistrița in the town Bicaz.[2] The Romanian name derives from the Hungarian name, which means literally frog-rivulet (hun.: béka = frog). Its length is 39km (24miles) and its basin size is 566km2.
The main tributaries of the river are:
The Bicaz Gorge is part of the Cheile Bicazului-Hășmaș National Park.[3]