Last name Thongruang (Thongruang 
) , throughout the world, is quite a rare surname. The family name Thongruang is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname.
Pan, Metavee, Meechai, Sarawut, Sukanya, Supapun, Suwaree, Suchada, Somsong, Angkana, Attanun, Chalida, Chakree, Kanjana, Korakot, Kunpirom, Pakkakarn, Preecha, Pobtham, Piyawit, Phanlop, Jakpong, Wiyada, Wiriya, Wasana, Wandee, Urai, Sutee, Pipat, Jaree, Wirat, Somjit, Amnuay, Atasit, Patcha, Pasuth, Jutiporn, Pakorn, Pranom, Prapai, Pipath, Ruthai, Daroon, Ghanis, Lersak, Jirath, Narong, Oantika, Pradit, and Tanatta