Surname อุทัยรักษ์ (อุทัยรักษ์ 
, Utairak ) , in all the world, is a very rare family name. The surname อุทัยรักษ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, อุทัยรักษ์ is the forename as well as the last name.