Last name Ponnapa (Ponnapa 
) , all over the world, is a very rare cognomen. The last name Ponnapa is habitual in Hong Kong, where it is a rare surname, New Zealand, and Thailand, where it is an extremely rare surname. Not in comparison with a country's population, it is the most numerous in Hong Kong, India, and New Zealand. More prevalently, Ponnapa is the forename as well as the last name.