Bonn is an unincorporated community in Washington County, in the U.S. state of Ohio.[1]
Bonn was laid out around 1835, and named after Bonn, in Germany, the native land of a large share of the first settlers.[2] A post office called Bonn was established in 1844, and remained in operation until 1901.[3]
39°31′53″N 81°23′07″W / 39.53139°N 81.38528°W