Last name ทุ่งนา (Thungna 
, Laungna , ทุ่งนา) , across the world, is a rare family name. The family name ทุ่งนา is habitual in Australia, where it is a rare surname, the United Kingdom, and South Africa, where it is a very rare surname. Measured by absolute frequency, the name is most common in the United Kingdom, Australia, and the United States. Much less frequently, ทุ่งนา is the forename as well as the last name.