Throughout the world, Daiwan (Daiwan 
, Daiyawan) is a very rare primarily masculine, but very seldom feminine first name. The first name Daiwan is habitual in the United States, where it is an extremely rare predominantly male, but scarcely girly name, and India, where it is an extremely rare boy's name. Much more frequently, Daiwan is the last name as well as the forename.