Family name Kuasakul (Kuasakul 
) , in all the world, is a rare cognomen. The family name Kuasakul is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
Kung, Jintana, Thitima, Trairat, Treetip, Nualnoi, Vassana, Surachai, Amornrat, Katkanok, Kanyapas, Kanyarat, Kamonrat, Panithan, Panupong, Peeranut, Prapapat, Pornthip, Pichamon, Piyanart, Pussadee, Rungroung, Patinya, Kamhaeng, Chaiwat, Somporn, Pasu, Molee, Supon, Sujin, Kacha, Khiri, Phasu, Saitip, Sirima, Suporn, Juthamas, Kumsit, Nipath, Usanee, Mongkon, Sarawut, Sarmsak, Sadaporn, Saowapa, Sirapat, Supanut, Sermsak, Darina, and Jiraporn