Last name Аюма (Ayuma 
, Аюма 
) , in all the world, is quite a rare surname. The cognomen Аюма is habitual in Kenya, where it is quite a rare surname, Philippines, where it is a rare surname, and Tanzania. Not in comparison with a country's population, it is the most numerous in Kenya, Philippines, and Indonesia. Much less frequently, Аюма is the forename as well as the last name.