Surname Bileng (Bileng 
) , all around the world, is a rare cognomen. The surname Bileng is habitual in Cameroon, where it is a rare surname, Philippines, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. In absolute terms, this name is the most popular in Cameroon, Philippines, and Nigeria. Very seldom, Bileng is the forename as well as the last name.