Surname Chaiyasarn (Chaiyasarn 
, ไชยสาร ) , throughout the world, is quite a rare family name. The last name Chaiyasarn is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname.
Sita, Kawintra, Paweesuda, Piyapong, Timaporn, Nipaporn, Annalisey, Chanyarat, Cheewarat, Kittipong, Prasobporn, Prapaporn, Tikumporn, Naruenart, Suphawadee, Chonnikarn, Pacharasita, Wongsathorn, Chiranan, Chalermchart, Chatchai, Tiptida, Bawan, Kanit, Lasoi, Pimsijee, Tantai, Sarawut, Sirinat, Suchard, Chariya, Kannika, Krisada, Krittin, Paweena, Piangdow, Piyanat, Piyamas, Jitthip, Amornrat, and Watcharaprat