Cognomen Aasu (Aasu 
) , all over the world, is a rare last name. The last name Aasu is habitual in Western Asia, particularly Qatar, where it is quite a rare surname, Saudi Arabia, where it is a rare surname, and Kuwait. Not in comparison with a country's population, the name is most common in India, Saudi Arabia, and Qatar. Also, Aasu is the forename as well as the last name.