All around the world, ราชสีมา (ราชสีมา 
, Ratsima 
, Ratchasima 
) is a very rare masculine forename. The first name ราชสีมา is habitual in South-eastern Asia, particularly Thailand, where it is a very rare boy's name. More prevalently, ราชสีมา is the last name as well as the forename.