Last name ศิริวรรณ์ (Siriwan 
, ศิริวรรณ์ , Siriwon ) , all around the world, is quite a rare family name. The family name ศิริวรรณ์ is habitual in South-eastern Asia, particularly Thailand, where it is quite a rare surname, Singapore, and Malaysia, where it is a very rare surname. More frequently, ศิริวรรณ์ is the forename as well as the last name.