Cognomen Бат-Ердене (Бат-Ердене 
) , worldwide, is an extremely rare family name. The surname Бат-Ердене is habitual in Eastern Europe, particularly Ukraine, where it is an extremely rare surname. Likewise, Бат-Ердене is the forename as well as the last name. Parts of the name also exists independently as a last name Бат, and a last name Ердене.