Last name Sawetwong (Sawetwong 
) , all around the world, is a rare cognomen. The cognomen Sawetwong is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname, and Malaysia, where it is an extremely rare surname.
Suwit, Sirikorn, Siwakorn, Suwitchuda, Amorntep, Aekachai, Khunanya, Ramintha, Thanasit, Thidarat, Nattakan, Nuttakan, Nucharin, Watthana, Uthaiwan, Sereechai, Cheewanan, Jirathiwat, Thanikarn, Thitiporn, Chonthicha, Prangchanok, Sirinapa, Siriporn, Udompun, Yodying, Bulan, Pracha, Oratai, Sarawut, Sirirat, Sirirut, Surasak, Supansa, Sompate, Aphinya, Jindamanee, Khempet, Panadda, Paweena, Phagargorne, Phenpha, Rachada, Tanawat, Tirapat, Natrada, Fuangfa, Wikanda, Kritaya, and Narongchai