Last name Ленг (Leng 
, Ленг 
) , across the world, is a widespread cognomen. The cognomen Ленг is characteristic of Malaysia, where it is a common surname, Macao, where it is quite a common surname, and Singapore (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in China, Malaysia, and Myanmar. Much less frequently, Ленг is the forename as well as the last name.