Last name Thoung (Thoung 
, ทึง ) , worldwide, is quite a rare family name. The cognomen Thoung is characteristic of South-eastern Asia, particularly Myanmar, where it is quite a rare surname, Malaysia, where it is a rare surname, and Cambodia, where it is a very rare surname. In absolute terms, it is commonest in South-eastern Asia, particularly Myanmar, Malaysia, and Indonesia. Also, Thoung is the forename as well as the last name.