The Tranys is a river of Kėdainiai district municipality, Kaunas County, central Lithuania.

The river is a left tributary of the Smilga, which flows into the Neman via the Nevėžis.

The Tranys passes through Špitolpievis and Patranys villages.

The name Tranys possibly comes from Lithuanian verbs tranėti, trenėti, trūnyti ('to rot, to putrefy, to decay').

This article related to a river in Lithuania is a stub.