Surname Nonta (Nonta 
, นนตะ , ไม่ใช่) , throughout the world, is a rare family name. The surname Nonta is habitual in Thailand, where it is a rare surname, Greece, and Belgium, where it is a very rare surname. Measured by absolute frequency, this name is the most popular in Thailand, Nigeria, and Greece. Much less frequently, Nonta is the forename as well as the last name.