Vadstena (Swedish pronunciation: [ˈvâsːˌteːna] ) is a locality and the seat of Vadstena Municipality, Östergötland County, Sweden, with 5,613 inhabitants in 2010. From 1974 to 1979 Vadstena was administered as part of Motala Municipality.
Despite its small population, Vadstena is, for historical reasons, still referred to as a city: though it received its city privileges in 1400), Statistics Sweden only counts as cities Swedish urban localities with more than 10,000 inhabitants.