Family name Saithai (Saithai 
) , in the world, is a rare last name. The surname Saithai is habitual in Thailand, where it is a rare surname, and India, where it is an extremely rare surname.
Yai, Natjuta, Nawapat, Yuwadee, Ubonrat, Auttapon, Attakarn, Apissada, Kanoknun, Kankanok, Kieattisak, Praewthip, Janthong, Thanayut, Nattapon, Wimonrat, Yardpirun, Suttipong, Kiettipoom, Kiattiyot, Prakobjit, Natthasit, Ladawan, Pimduean, Passorn, Patinya, Yiam, Malee, Surin, Dusit, Jenta, Fasai, Suriyo, Arporn, Chanya, Pradid, Nuchjaree, Prapai, Praewa, Orawan, Wariya, Wasana, Umpika, Sirirat, Suntree, Somchai, Amphaka, Athawat, Prapia, and Thunyarath