Family name Gandong (乾东 
, Gandong 
) , all around the world, is a rare cognomen. The cognomen Gandong is characteristic of South-eastern Asia, particularly Philippines, where it is a rare surname, Malaysia, where it is a very rare surname, and Indonesia. In absolute terms, the name is most common in Philippines, China, and Indonesia. More prevalently, Gandong is the forename as well as the last name.