What Language Do They Speak in Thailand?

Official language of Thailand Thai

Facts last checked 9 October 2026.

The official language of Thailand is Thai.

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Languages of Thailand at a glance

Official language	Thai
Number of official languages	1
Countries on this site where Thai is official	1
People (demonym)	Thai
Capital	Bangkok
Internet domain	.th

Languages of neighbouring countries

Myanmar	Burmese
Cambodia	Khmer
Laos	Lao
Malaysia	Malay, English

Thailand in context

Thailand covers 513,120 km², making it the 50th largest of the 196 countries on this site.
Its population density of about 128 people per km² ranks 72nd of 196 (1st = most crowded).
It shares a land border with 4 countries: Myanmar, Cambodia, Laos, Malaysia.
With 65,859,640 people, Thailand holds about 9.6% of the population of South-Eastern Asia.
Traffic drives on the left, and calendars start the week on Monday.
Thailand is a member state of the United Nations.

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Useful phrases for visitors to Thailand

Everyday Thai phrases you will hear and use in Thailand:

English	Thai
Hello	สวัสดี (sawasdee)
Thank you	ขอบคุณ (khop khun)
Please	กรุณา (karuna)
Goodbye	ลาก่อน (laa gon)
Yes	ใช่ (chai)
No	ไม่ (mai)

Spellings can vary by region, and some languages use different forms for formal or informal speech. Even a simple greeting in the local language is usually appreciated.

Languages in Thailand — FAQ