Cognomen Nualsai (Nualsai 
) , around the globe, is a very rare family name. The family name Nualsai is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, Nualsai is the forename as well as the last name.
Panot, Piyada, Srisuda, Pakasit, Kanittha, Kritsana, Pariphat, Suphakporn, Watcharit, and Mr. Chaiyut