Sri Lanka
- Native Name: ශ්රී ලංකා ප්රජාතාන්ත්රික සමාජවාදී ජනරජය
- Population: 21,763,170
- Region: Asia
- Sub Region: Southern Asia
- Capital: Sri Jayawardenepura Kotte
- Top Level Domain: .lk, .இலங்கை, .ලංකා
- Currencies: Sri Lankan rupee
- Languages: Sinhala, Tamil
Border Countries: