Last name อยู่สวัสดิ์ (Yoosawat 
, อยู่สวัสดิ์) , in the entire world, is a rare cognomen. The last name อยู่สวัสดิ์ is characteristic of Thailand, where it is a rare surname, Norway, where it is a very rare surname, and Myanmar. Not in comparison with a country's population, it is the most numerous in Thailand, Myanmar, and China. Very seldom, อยู่สวัสดิ์ is the forename as well as the last name.