to be their ancestor.

More than a thousand years ago, Han Chinese referred to Nakhon Chai Si, along with nearby areas such as Samut Sakhon, by the Teochew name "Leng Kia Chu" (; pinyin: Lóng zi cuò). This term means "home of the dragon's descendants" and may have been inspired by the way the Tha Chin River winds through the region in curves