Surname Ваки (Waki 
, Ваки 
, 脇 
) , in the world, is quite a rare cognomen. The cognomen Ваки is characteristic of Papua New Guinea, where it is quite a rare surname, Kenya, and Bangladesh, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Bangladesh, Kenya, and Indonesia. Likewise, Ваки is the forename as well as the last name.