4,500,000 (2006 Mahidol University). 1,500,000 to 3,000,000 or more Muslim Tai (2001).
Chumphon, Nakorn Srithammarat; 14 provinces total. Muslim Tai subdialect: Chumporn, Nakorn Srithammarat, Phattalung, Songkhla, Ranong, Phanga, Phuket, Krabi, Trang, and Satun provinces.
5 (Developing). De facto language of provincial identity in southeasternmost 15 provinces.
Tak Bai (Tai Tak Bai), Thai Malay (Tai Islam). A group of dialects more distantly related to other Tai languages. Border dialects are quite distinct from others.
81% use Southern Thai in the home, Muslim Tai (Thai Malay) speak only Southern Thai. Some also use Central Thai [tha].
Buddhist, Muslim, Christian.