Surname Sanchai (สัญชัย 
, Sanchai 
, สรรชัย , among others...) , around the world, is a rare family name. The family name Sanchai is characteristic of Thailand, where it is quite a rare surname, Russia, where it is a very rare surname, and Malaysia. In absolute terms, it is the most numerous in Thailand, Russia, and China. Much more prevalently, Sanchai is the forename as well as the last name.
Chema, Thalayluek, Hayeeteh, Supakavanich, Suwanwong, Chuaiprasit, Khongkaew, Kusolpisarnsut, Krungkanjana, Petchkong, Promsuwong, Purnasamriddhi, Puthaboon, Niyomdecha, Hiranburana, Wongsafun, Sombatmaithai, Chainarong, Pangnakorn, Nantaprasert, Piyapongkul, Natheethongkul, Taweerat, Panjaruang, Khamudom, Khanijou, Yotee, Saeong, Panyam, Dumbua, Taugsuban, Tokhem, Saeheng, Sachdev, Sukkuea, Supakan, Sukjaroenkraisri, Chumtong, Ketworrachai, Khomuang, Padapphan, Painiam, Jongrak, Namkhet, Silalong, Somkhuan, Stitchaiwatana, Boungthong, Kobuakaew, and Puranachaikere