Last name Thongdeang (Thongdeang 
) , in all the world, is a rare surname. The family name Thongdeang is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname, and Malaysia, where it is a very rare surname. Much less frequently, Thongdeang is the forename as well as the last name.
Krit, Witchayayut, Pornpinit, Prapawadee, Chantanai, Puntarik, Sareeyah, Yuwarin, Archeekin, Supapon, Surakit, Surasit, Sirumporn, Orawan, Phisit, Somsak, Pisit, Mukda, Chanthanai, and Ratchaphol