Surname Namnak (Namnak 
) , in all the world, is a very rare cognomen. The last name Namnak is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, Namnak is the forename as well as the last name.
Anu, Savit, Nopparat, Nucharee, Weerachon, Phanuphong, and Chittraporn