Surname Rattanya (รัทยา , Rattanya ) , all over the world, is an extremely rare family name. Much more frequently, Rattanya is the forename as well as the last name.
รัตตัญญา
Chaiyakot
, Rattanya 
) , all over the world, is an extremely rare family name. Much more frequently, Rattanya is the forename as well as the last name.