Family name นววัฒน์ (Nawawat 
, นววัฒน์ ) , all over the world, is a very rare surname. The cognomen นววัฒน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, นววัฒน์ is the forename as well as the last name.
พิทักษ์, and พิพัฒน์ศาสตร์