Surname Косдаулетов (Косдаулетов 
) , across the world, is a very rare family name. The cognomen Косдаулетов is characteristic of Kazakhstan, where it is a rare surname, and Russia, where it is an extremely rare surname. Very seldom, Косдаулетов is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Косдаулетов | Kazakhstan, Russia |