Last name ดลสวัสดิ์ (ดลสวัสดิ์ 
, Dolsawat , Dolsawas) , around the globe, is a very rare family name. The last name ดลสวัสดิ์ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, ดลสวัสดิ์ is the forename as well as the last name.