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Surname Ruchirat (รุจีรัตน์ , Ruchirat , รุจิรัฐ ) , throughout the world, is a very rare last name. The surname Ruchirat is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname. More prevalently, Ruchirat is the forename as well as the last name.
Pengsa, Dhanvananda, Rueangmani, Kaewkumpai, Suwanthara, Thongphan, Ruthairung, Chatuthen, Sapayanuwat, Worasing, Weerapan, Vatchakul, Kueakham, Kumpaitun, Khemavas, Champian, Makphong, Laiprachak, Khumvilai, Buathip, Saktong, Sangjun, Loywisut, Phi-On, Chongkonphuet, and Wongkhamkhun