Cognomen Thawanyarat (Thawanyarat 
) , in all the world, is an extremely rare last name. The cognomen Thawanyarat is habitual in Northern America, particularly the United States, where it is an extremely rare surname. More frequently, Thawanyarat is the forename as well as the last name.
Molek, Bualom, Kaewsawat, Nativivat, and Wongchaitha