Globally, Boryslaw (Борислав 
, Boryslaw 
) is quite a rare boy's forename. The forename Boryslaw is habitual in Bulgaria, where it is quite a common boy's name, Serbia, where it is quite a rare male name, and Ukraine. In absolute terms, it most frequently occurs in Eastern Europe, particularly Bulgaria, Russia, and Ukraine. Much less frequently, Boryslaw is the last name as well as the forename.