Family name エン (N 
, Eng 
, En ) , in all the world, is a widespread cognomen. The family name エン is characteristic of Malaysia, where it is a common surname, Singapore, and the Democratic Republic of the Congo, where it is quite a common surname (explore the name in all countries). Measured by absolute frequency, it is the most numerous in Indonesia, China, and Malaysia. Likewise, エン is the forename as well as the last name.