The Sadu (Hungarian: Cód) is a right tributary of the river Cibin in Romania.

[1][2] It discharges into the Cibin in Tălmaciu.

[3] The Negovanu and Sadu II dams are located on the Sadu.

Its length is 60 km (37 mi) and its basin size is 278 km2 (107 sq mi).

This article related to a river in Sibiu County is a stub.