Family name สุนทรา (สุนทรา 
, Suntara 
, Sunthara ) , across the world, is quite a rare cognomen. The cognomen สุนทรา is habitual in South-eastern Asia, particularly Thailand, where it is quite a rare surname, Indonesia, where it is a rare surname, and Malaysia, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Indonesia, Thailand, and India. Also, สุนทรา is the forename as well as the last name.