Surname Онег (Oneg 
, Онег 
) , all over the world, is a very rare last name. The cognomen Онег is characteristic of Georgia, where it is a very rare surname, Malaysia, and Philippines, where it is an extremely rare surname. Not in comparison with a country's population, it is the most numerous in Malaysia, Philippines, and Mexico. Also, Онег is the forename as well as the last name.