Last name Yadam (Yadam 
, ยาดำ) , in the world, is quite a rare cognomen. The last name Yadam is habitual in Mongolia, where it is quite a rare surname, Thailand, where it is a rare surname, and India. Not in comparison with a country's population, it is the most numerous in India, Thailand, and Egypt. Likewise, Yadam is the forename as well as the last name.