The Șasa (also: Sașa) is a left tributary of the river Olteț in Romania.

[1][2] It discharges into the Olteț in Gănești.

It flows through the communes Roșiile and Tetoiu.

Its length is 32 km (20 mi) and its basin size is 103 km2 (40 sq mi).

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