The national symbols of Sri Lanka are the symbols that represent the country and its people within Sri Lanka and abroad as well as the traditions, culture, history and geography. The national symbols of Sri Lanka are the national anthem, national flag, national emblem, national flower, national tree, national bird, national butterfly, national gemstone and national sport. They were picked up and officially announced at various times. There are also several other symbols that do not have official acknowledgment or announced as national symbols, but considered national symbols at the local level.
The Constitution of the Democratic Socialist Republic of Sri Lanka sets out the national flag, the national anthem, the national day and the national language. The constitution was promulgated by the National State Assembly on 7 September 1978. On 14 November 1987 the Sri Lankan Parliament passed the Thirteenth Amendment to the Constitution of Sri Lanka, which made both Sinhala and Tamil the national languages.