Across the world, Branislau (Бранислав 
, Браніслаў 
, Branislau 
) is quite a rare masculine given name. The first name Branislau is habitual in Serbia, where it is quite a common male name, Belarus, where it is a rare boy's name, and Kazakhstan, where it is a very rare male name. Measured by absolute frequency, the name is most common in Serbia, Russia, and Belarus.