Surname Ruangrak (Ruangrak 
) , in all the world, is a rare family name. The family name Ruangrak is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Amnat, Jureewan, Jiraporn, Tinnapop, Natakorn, Nutdanai, Veerayut, Wiphawan, Weerayut, Suratchada, Chinnawat, Kriangsak, Thanutwit, Theerarat, Pattharavut, Chattraporn, Penthana, Rattanachart, Kasidech, Wannisa, Auean, Winai, Somlak, Suparat, Ampairat, Kunanon, Panurak, Panuwat, Preecha, Jaruwan, Jongjit, Nalinee, Nilubon, Eaknarin, Vichita, Silawalee, and Jirathitikan