| Sineu | |
| Eszenyő-patak | |
| River | |
| Countries | Romania |
|---|---|
| Region | Transylvania |
| Counties | Harghita County |
| Villages | Sineu |
| Source | |
| - location | Gurghiu Mountains |
| Mouth | Mureş |
| - location | Remetea |
| - coordinates | |
The Sineu (Hungarian: Eszenyő-patak) is a small river in the Gurghiu Mountains, Harghita County, central Romania. It is a left tributary of the river Mureş. It flows through the village Sineu (municipality Remetea), and joins the Mureş in the village Remetea.