Cognomen ฉลองชัยสิทธิ์ (ฉลองชัยสิทธิ์ 
, Chalongchaisit , Chalongchaiyasit ) , across the world, is a very rare surname. The last name ฉลองชัยสิทธิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| ฉลองชัยสิทธิ์, Chalongchaiyasit, Chalongchaisit | Thailand |