Surname Arjmangkorn (Arjmangkorn 
) , across the world, is a very rare cognomen. The family name Arjmangkorn is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Arjmangkorn | Thailand |
Saranya, Thunpitcha, and Thapanaphong