All around the world, จันทร์รัตน์ (Jantarat 
, จันทร์รัตน์ , Chantarat 
) is a rare dominantly feminine, but uncommonly boy's forename. The given name จันทร์รัตน์ is habitual in South-eastern Asia, particularly Thailand, where it is a rare predominantly girly, but scarcely masculine name. More prevalently, จันทร์รัตน์ is the last name as well as the forename.