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