Surname Tangtrong (Tangtrong 
) , in the world, is a very rare cognomen. The surname Tangtrong is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
Piya, Premruthai, Premruethai, Kittichai, Mr. Pornchai, Ratchada, Amornwan, Juthathip, Alipriya, Samnaeng, Mallika, Lalita, Pichai, Mutita, Niwat, Suttida, and Jariyaporn