| name | Ethnologue status | language family | office | IETF | alphabet | ISO 6391 | ISO 6392 | ISO 6393 | speakers (people) | Manuscript | micronation | publisher | former country | is a dialect |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sinhala language | 1 National | Indo-European languages | Sinhala script | si | sin | sin | 16,000,000 | Yes | ||||||
| Sri Lankan Malay language | 6b Threatened | Malay trade and creole languages | Sinhala script | sci | 46,000 | Yes | ||||||||
| Vedda language | 8b Nearly Extinct | Indo-Aryan languages | Sinhala script | ved | 300 | Yes |