Ko Yo is an island located in the middle of the lower Songkhla Lake. It is a sub-district in Mueang District, Songkhla Province. The island has a total area of 15 square kilometers or 9,275 rai. The population is Thai-Chinese. Most of them are farmers.
Ko Yo has a famous handicraft product, Ko Yo weaving, which has a unique pattern, especially the "Rajian" pattern that King Rama VII gave the name of the pattern.