Sri Lanka
- Native Name: ශ්රී ලංකාව, இலங்கை
- Official Name: Democratic Socialist Republic of Sri Lanka
- Population: 21,919,000
Region: Asia
- Subregion: Southern Asia
- Capital: Sri Jayawardenepura Kotte
- Top Level Domain: .lk, .இலங்கை, .ලංකා
- Currencies: Sri Lankan rupee ( Rs රු )
- Languages: Sinhala, Tamil