Last name Urairat (อุไรรัตน์ 
, Urairat 
) , globally, is quite a rare family name. The last name Urairat is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname, Singapore, where it is a rare surname, and Malaysia, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Thailand, China, and Malaysia. More prevalently, Urairat is the forename as well as the last name.