Surname לונג (Long 
, Loong , לונג 
) , throughout the world, is a widespread last name. The surname לונג is characteristic of Malaysia, where it is a common surname, Macao, and Cayman Islands (explore the name in all countries). Not in comparison with a country's population, it is commonest in China, the United States, and Malaysia. Very seldom, לונג is the forename as well as the last name.