Cognomen Duangsanit (Duangsanit 
) , worldwide, is a rare surname. The cognomen Duangsanit is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Nada, Thitima, Supanuch, Boonserm, Prapakorn, Pitiporn, Plubplueng, Thongdee, Janfong, Tunyaluk, Peerapong, Thanwarat, Thitikorn, Uthumporn, Sittihiphon, Chayachanok, Pattharagrit, Oorathai, Pornsawart, Pankaeo, Korakot, Ariya, Warin, Saifon, Somkid, Somjai, Chanya, Pranom, Kunnika, Dissgan, Sangkum, Sararat, Siriwat, Supalux, Adisorn, Aphinan, Charoen, Ekruethai, and Rungruenkum