Family name Ngamkajornwiwat (Ngamkajornwiwat 
) , in the world, is a very rare surname. The surname Ngamkajornwiwat is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
Kawin, Anupong, Potiwat, Peeradon, Nattaporn, Chalermporn, and Patcharanan