Surname ชัยวรัตน์ (ชัยวรัตน์ 
) , all over the world, is a very rare last name. The family name ชัยวรัตน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, ชัยวรัตน์ is the forename as well as the last name.