In all the world, จันทวรรณ์ (จันทวรรณ์ 
) is a very rare dominantly girly, but seldom male forename. The first name จันทวรรณ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare dominantly girly, but seldom boy's name. More frequently, จันทวรรณ์ is the last name as well as the forename.