Last name Thongnui (Thongnui 
) , globally, is a rare surname. The last name Thongnui is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
Sin, Ketsamai, Kuntapit, Kritsana, Lugsanarat, Tanakorn, Thanawat, Naruemon, Nurainee, Anchalee, Wilairat, Chaluemchai, Panprueksa, Piriyakorn, Nurulnazmee, Hathairat, Wilaiporn, Wiraphong, Sitthichok, Woraphat, Prapawarin, Fonthip, Noravit, Son, Jit, Sana, Sopa, Jean, Vipa, Sarin, Supap, Hattaya, Nadda, Ingon, Mookda, Supana, Antika, Jarupa, Sulaiporn, Suthira, Kannika, Nalin, and Yutthapong