Bahner is a tiny unincorporated rural hamlet in Pettis County, Missouri, United States.

There is just a church at Bahner, and a half-dozen homes.

A post office called Bahner was established in 1882 which remained in operation until 1907.

[2] Edward Bahner, an early postmaster, most likely gave the community his name.

This Pettis County, Missouri state location article is a stub.