Surname Костубаев (Костубаев ) , worldwide, is a very rare last name. The surname Костубаев is habitual in Central Asia, particularly Kazakhstan, where it is a rare surname.
Kostubaev
Марат, and Ельтай
) , worldwide, is a very rare last name. The surname Костубаев is habitual in Central Asia, particularly Kazakhstan, where it is a rare surname.