Cognomen Lokun (Dukun 
, Lokun 
, Локун 
) , all around the world, is a rare last name. The surname Lokun is characteristic of Belarus, where it is quite a rare surname, Indonesia, where it is a rare surname, and Malaysia, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Indonesia, Belarus, and Nigeria. Likewise, Lokun is the forename as well as the last name.