Family name Касан (Kasan 
, Касан 
) , around the globe, is a common cognomen. The last name Касан is characteristic of Suriname, where it is quite a common surname, Indonesia, where it is quite a rare surname, and Malaysia. Not in comparison with a country's population, this name is the most popular in Indonesia, India, and Philippines. More prevalently, Касан is the forename as well as the last name.