Throughout the world, Klaczko (Klaczko , Клачко , קלאצקא ) is an extremely rare boy's given name. More frequently, Klaczko is the last name as well as the forename.
Kłaczko, and Клацко
, Клачко 
, קלאצקא 
) is an extremely rare boy's given name. More frequently, Klaczko is the last name as well as the forename.