Cognomen Ruangchan (Ruangchan 
) , throughout the world, is a rare last name. The surname Ruangchan is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Ruangchan is the forename as well as the last name.
Bun, Chaluay, Kanjana, Praneet, Phiphob, Nadlada, Napapat, Engriam, Vichian, Uraiwan, Sataporn, Supreeya, Suppawit, Sopaphan, Cholaporn, Kantinan, Pornpansa, Pongchai, Tassanee, Tharayut, Nattapat, Nannapat, Chaleaw, Sopawan, Somkiet, Somkiat, Alin, Unya, Siwat, Supap, Kamol, Narut, Samrit, Somlak, Amporn, Aksiporn, Norrapon, Aisoon, Raerai, Danvin, Lynsey, Issara, Yanisa, Sakchai, Sirinya, Surasak, Supamas, Sujinda, Prayat, and Valailuck