Last name Prompitak (Prompitak 
) , throughout the world, is a rare surname. The surname Prompitak is habitual in South-eastern Asia, particularly Thailand, where it is quite a rare surname. Very seldom, Prompitak is the forename as well as the last name.
Num, Kanlaya, Kaysorn, Kumpeeya, Patipat, Pavadee, Piyaras, Piyatip, Rajitta, Ruchsuda, Jakkrit, Tanakom, Nangnoy, Nitikom, Nitigon, Vittaya, Ong Arch, Wipawee, Maneemhan, Supaporn, Supachai, Sudasiri, Chanwit, Supakit, Siwawan, Siramon, Yom, Mina, Anna, Anon, Supol, Sopit, Knaok, Pawan, Pimpa, Nawin, Sopaporn, Nicha, Orasa, Sinkri, Suchat, Chinda, Bordin, Ratana, Nitcha, Ongart, Warisa, Malinee, Isaya, and Autsanee