Surname Sadyev (Садиев 
, Sadyev , Садыев ) , in the world, is quite a rare family name. The last name Sadyev is habitual in Azerbaijan, where it is quite a rare surname, Kyrgyzstan, and Tajikistan. Not in comparison with a country's population, it is the most numerous in Russia, Azerbaijan, and Kazakhstan. Much less frequently, Sadyev is the forename as well as the last name.