Last name ขวัญศิริรดา (Kwhansirirada 
, ขวัญศิริรดา ) , all over the world, is an extremely rare cognomen. The cognomen ขวัญศิริรดา is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, ขวัญศิริรดา is the forename as well as the last name.