Cognomen Nichagorn (Nichagorn 
) , in the world, is an extremely rare last name. Much more frequently, Nichagorn is the forename as well as the last name.
Sakato, Washirasawass, Phanomlersakun, Thongchai, Chaichury, Leekhammong, Chuaylue, Chaothai, Srisunon, Songkram, Samergun, Tualamun, Jingjit, Deelert, Kulsiri, Fusang, Anusasananan, and Nithiwutthiphak