Last name ស្ពាន (ស្ពាន 
, สะพาน 
) , in the world, is a very rare cognomen. The cognomen ស្ពាន is characteristic of South-eastern Asia, particularly Cambodia, where it is a very rare surname, and Thailand, where it is an extremely rare surname. Much less frequently, ស្ពាន is the forename as well as the last name.