Slovenia is a country in southeastern Europe.

Slovenia may also refer to:

• Slovenia (European Parliament constituency)
• United Slovenia, projected (1848) political entity
• Socialist Republic of Slovenia, a federal unit of former Yugoslavia
• Eastern Slovenia, one of the two statistical regions of Slovenia
• Western Slovenia, the other of two statistical regions of Slovenia
• Friulian Slovenia, region in northeastern Italy (Beneška Slovenija)

• Slovenians (disambiguation)
• Slovene (disambiguation)
• Slavonia (disambiguation)
• Slavia (disambiguation)