📖 Topic guide
How do you say thank you in Thai?
Say ขอบคุณครับ (khop khun khrap)ขอบคุณค่ะ (khop khun kha). The core expression ขอบคุณ means “thank you,” and the polite particle completes the phrase.
Khop khun, kop khun, or khob khun?
Romanized Thai has no single spelling used everywhere. You may encounter khop khun, khob khun, kop kun, or similar forms. On this site, RTGS uses khop khun, while the tone-marked learner form is kɔ̀ɔp-kun.
These variants are guides to the same Thai spelling. Use the recording above to learn the sound rather than treating the English letters as an exact pronunciation system.
Using thank you at school
This phrase works in almost any school situation: when a colleague helps with a document, when canteen staff prepare your lunch, when a student brings something to your desk, or when an administrator explains a schedule change.
For extra emphasis, add มาก (mak): ขอบคุณมากครับขอบคุณมากค่ะ, meaning “thank you very much.”
How can someone reply?
You may hear ไม่เป็นไร (mai pen rai), with the sense of “no problem.” A smile or brief acknowledgement may also be enough in an informal exchange.