Last name Dorju (Доржу 
, Dorju 
) , in the world, is a rare cognomen. The last name Dorju is habitual in Russia, where it is a rare surname, Ukraine, where it is a very rare surname, and Kazakhstan. Not in comparison with a country's population, this name is the most popular in Russia, Ukraine, and India. Much less frequently, Dorju is the forename as well as the last name.