Frankfort is an unincorporated community in Spencer Township, Lucas County, in the U.S. state of Ohio.
Variant names of the community were Java and Frankfort Corners. A post office was established under the name Java in 1848, and remained in operation until 1901.
Coordinates: 41°38′38″N 83°51′23″W / 41.6439°N 83.8564°W