 Tai Dam means "Black Tai".This name comes from the black clothing worn by the group, especially females.In Vietnam they are called Thái Đen and are included in the group of the Thái people, together with the Thái Đỏ ("Red Tai"), Thái Trắng ("White Tai"), Phu Thai, Tày Thanh and Thái Hàng Tổng.