Last name Aisar (Aisar 
, Айсар 
) , worldwide, is a rare cognomen. The last name Aisar is characteristic of Maldives, where it is quite a common surname, Azerbaijan, where it is quite a rare surname, and Malaysia, where it is a rare surname. In absolute terms, this name is the most popular in Indonesia, India, and Azerbaijan. More frequently, Aisar is the forename as well as the last name.