Surname นันทตระกูล (Nantrakrai 
, นันทตระกูล , Nantrakool ) , all around the world, is a very rare family name. The last name นันทตระกูล is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, นันทตระกูล is the forename as well as the last name.