Cognomen Namwiset (Namwiset 
) , in the entire world, is a rare family name. The cognomen Namwiset is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
Nual, Kobkarn, Phluang, Damrung, Jutamat, Jitaree, Wiphada, Worarat, Sakdinan, Supparark, Sookkhee, Anchalee, Kachapon, Nichagan, Sawittree, Chawanrat, Pracharat, Neungruthai, Koravit, Chanita, Atchara, Suchada, Urai, Sumit, Alisa, Arree, Punja, Wasan, Sandra, Sukhum, Chattrakan, Somluck, Panita, Prapun, Pichit, Girana, Intira, Wichit, Yuphin, Saranyu, Aleena, and Chatchapon