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Cognomen Saengsai (แสงใส , Saengsai , แสงไส ) , in the world, is quite a rare surname. The last name Saengsai is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname. Very seldom, Saengsai is the forename as well as the last name.
Nun, Sukanda, Supatra, Sumalee, Suwalak, Suwimon, Songluck, Somchan, Arthonr, Chalaem, Pratiew, Roseryn, Rintarn, Jutamas, Jukkree, Jintana, Nittaya, Voottichai, Onnicha, Watsana, Saowanee, Sureeret, Suriyan, Surasak, Siwadon, Sirinya, Mali, Liem, Worn, Sayan, Sawin, Sunit, Pinyo, Vamin, Saifon, Sunisa, Sujittra, Ananya, Bangon, Nayada, Niphon, Niphol, Vasana, Wiyada, Maliwan, Maitree, Sangwian, Samruai, Apisit, and Songkran