Thai is the national and official language of Thailand and the native language of the Thai people, Thailand's dominant ethnic group. Thai is a member of the Tai group of the Tai–Kadai language family.
Thailand is home to other related Tai languages, including:
- Khorat Thai
- Northern Thai
- Southern Thai
- Phu Thai
- Nyaw language
Most speakers of dialects and minority languages speak Central Thai as well, since it is the language used in schools and universities all across the kingdom.