Family name Thiradej (Thiradej 
) , in all the world, is a very rare surname. The last name Thiradej is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname. More prevalently, Thiradej is the forename as well as the last name.
Burada, Wiriya, Somsiri, Silarojana, Payackarporn, Promsarin, Rongthong, Limkunagul, Vanachewnawin, and Tantipisanu