Worldwide, Блазиус (Blasius 
, Blazius 
, Блазиус 
) is quite a common male first name. The first name Блазиус is habitual in Namibia, where it is quite a rare boy's name, Tanzania, and Indonesia, where it is quite a rare principally masculine, but scarcely feminine name. Measured by absolute frequency, this name is the most popular in Indonesia, India, and Germany. Likewise, Блазиус is the last name as well as the forename.