Family name Tongruang (Tongruang 
) , throughout the world, is a rare surname. The last name Tongruang is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
Nirun, Patcharee, Krittapat, Kamolpran, Kamolparn, Boonyoung, Chanikarn, Wilaiwan, Thidarat, Thitaree, Kultanan, Kanokchol, Kanthisa, Chanakan, Thitipong, Achayaporn, Sirinart, Tanasak, Parinya, Kiatkhong, Chantra, Supapun, Tewara, Jakpan, Prapai, Chinda, Aomjai, Apiwit, Sunisa, Supaporn, and Nuengrutai