Căianu Mic (Hungarian: Kiskaján) is a commune in Bistrița-Năsăud County, Transylvania, Romania.

It is composed of four villages: Căianu Mare (Nagykaján), Căianu Mic, Ciceu-Poieni (Csicsópolyán), and Dobric (Nagydebrek).

It also included two other villages until 2004, when they were transferred to Spermezeu Commune.

The commune lies on the Transylvanian Plateau, on the banks of the river Ilișua and its affluent, Dumbrăvița.

This Bistrița-Năsăud County location article is a stub.