Family name Kadut (Kadut 
) , in the world, is a rare last name. The family name Kadut is habitual in Indonesia, where it is a rare surname, Malaysia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Not in comparison with a country's population, it is the most numerous in Indonesia, Malaysia, and India. Very seldom, Kadut is the forename as well as the last name.