Last name Buzhan (Бужан 
, Buzhan 
) , worldwide, is a rare surname. The cognomen Buzhan is characteristic of Belarus, where it is quite a rare surname, Kyrgyzstan, where it is a rare surname, and Latvia. Measured by absolute frequency, it is commonest in Eastern Europe, particularly Belarus, Russia, and Ukraine. Much less frequently, Buzhan is the forename as well as the last name.