Last name แฮง (Haeng 
, แฮง 
, Haeong 
) , globally, is a rare cognomen. The surname แฮง is characteristic of Estonia, where it is a rare surname, South Korea, and Malaysia. Measured by absolute frequency, the name is most common in South Korea, Indonesia, and Malaysia. More prevalently, แฮง is the forename as well as the last name.