Family name ผดุงวัฒน์ (ผดุงวัฒน์ 
, Phadungwat ) , in the world, is a very rare cognomen. The surname ผดุงวัฒน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, ผดุงวัฒน์ is the forename as well as the last name.