Cognomen Thoj (Thoj 
) , in the entire world, is a rare surname. The surname Thoj is habitual in Laos, where it is quite a rare surname, Australia, where it is a very rare surname, and France. Not in comparison with a country's population, it is commonest in Laos, the United States, and Vietnam. Very seldom, Thoj is the forename as well as the last name.