Kirchbrak is a municipality in the district of Holzminden, in Lower Saxony, Germany.

Through Kirchbrak flows a small river called Lenne, a tributary of the Weser.

It consists of five small villages and hamlets, named Kirchbrak, Westerbrak, Osterbrak, Breitenkamp and Heinrichshagen.

Kirchbrak is situated on the northern edge of the hilly area Vogler.

This Holzminden district location article is a stub.