Last name Якун (Hakon 
, Jakun 
, Якун 
) , worldwide, is a rare family name. The cognomen Якун is characteristic of Indonesia, where it is a rare surname, Israel, and Spain, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Indonesia, Spain, and Myanmar. Also, Якун is the forename as well as the last name.