Chauncey is a village in Athens County, Ohio, United States. The population was 1,067 at the 2000 census. The local residents pronounce the village name /tʃænsi/ (the same as the local pronunciation of "chancy"). The village is located near The Plains.
Local legend explains the unusual pronunciation of the village's name in several possible ways:
Chauncey is located at 39°24′0″N 82°7′43″W / 39.4°N 82.12861°W / 39.4; -82.12861 (39.400100, -82.128569), along Sunday Creek just above its confluence with the Hocking River. Much of the village is in low-lying flood plain and even floodway, and so is prone to flooding.