Surname ハルン (Harun 
, Haroun 
, ハルン) , throughout the world, is a widespread cognomen. The cognomen ハルン is habitual in Malaysia, where it is a common surname, Oman, where it is quite a common surname, and Brunei (explore the name in all countries). Not in comparison with a country's population, this name is the most popular in Malaysia, Indonesia, and India. Likewise, ハルン is the forename as well as the last name.