In all the world, Chanwan (Chanwan 
, จันทร์วรรณ , จันวัน ) is a rare dominantly feminine, but seldom boy's first name. The forename Chanwan is characteristic of Thailand, where it is a rare largely feminine, but seldom male name, and India, where it is an extremely rare dominantly girly, but seldom male name. Likewise, Chanwan is the last name as well as the forename.