- source: Getty Thesaurus of Geographic Names
- source: Family History Library Catalog
- the text in this section is copied from an article in Wikipedia
Vienna is a city in Johnson County, Illinois, United States. The population was 1,434 at the 2010 census. It is the county seat of Johnson County, and the site of two well-known state penitentiaries.
The town's name is pronounced differently, by most people, from the English name for the Austrian capital of the same name.