The Dai people (Kam Mueang: ; Thai: ไท; Shan: တႆး ; Tai Nüa: , , ) are one of several ethnic groups living in the Xishuangbanna Dai Autonomous Prefecture and the Dehong Dai and Jingpo Autonomous Prefecture (both in southern Yunnan, China), but by extension can apply to groups in Laos, Vietnam, Thailand, and Burma when Dai is used to mean specifically Tai Yai, Lue, Chinese Shan, Tai Dam, Tai Khao or even Tai in general. For other names, please see the table below.

The Daai are different ethnic tribe of Chin, Myanmar. In particular, the Daai women used to wear short woven skirt.In the fact that their traditional dress and their face tattoos are totally different. The Daai ethnic group is the 32 Chin tribes, which have been registered by the Government of Burma since 1890. The recent Military Regime’s census mentions the Daai tribe as the 62nd of 135 tribes of Burma. Researchers refer to them as Daai group in the ethnic survey book of Burma.The book written by Rigby, not as format book but as a diary of his journey, records the most primitive life-style of the Southern Chins, in which many Daai villages and populations are mentioned systematically, as British always do. The words Yindu and Daai are interchangeably used in that book.The Daai Chin appear to be of Mongolian, Indo-Chinese, and Tibeto-Burman descent as the other Chin tribes do. The Daai people live in the Mindat, Paletwa, Matupi and Kanpetlet townships of the Southern Chin State, Burma. There are more than 180 Daai villages with a total population of somewhere between 60,000 and 90,000. Their population makes the Daai-Chin the majority tribe in the Southern Chin Hills.