Family name Bachun (Bachun 
, Бачун 
) , all over the world, is a rare last name. The surname Bachun is characteristic of Mauritius, where it is quite a rare surname, Belarus, where it is a rare surname, and Ukraine. Not in comparison with a country's population, the name is most common in Eastern Europe, particularly Ukraine, Belarus, and Russia. Also, Bachun is the forename as well as the last name.