- source: Getty Thesaurus of Geographic Names
- source: Family History Library Catalog
- the text in this section is copied from an article in Wikipedia
Uniopolis is a village in Auglaize County, Ohio, United States. The population was 222 at the 2010 census. It is included in the Wapakoneta, Ohio Micropolitan Statistical Area.
The village is served by the Wapakoneta City School District.