Dian (given name)

Dian is a given unisex name of:

People:
 * Dian Agus Prasetyo (born 1985), Indonesian footballer
 * Dian Bachar (born 1970), American actor
 * Dian Fossey (1932–1985), American zoologist who studied gorillas
 * Dian Genchev (born 1975), Bulgarian footballer
 * Dian HP (born 1965), Indonesian composer
 * Dian Inggrawati (born 1984), deaf Indonesian beauty queen
 * Dian Kateliev (born 1980), Bulgarian footballer
 * Li Dian, 3rd century general who served the Chinese warlord Cao Cao
 * Dian Moldovanov (born 1985), Bulgarian footballer
 * Dian Nissen, American trampolinist, fitness professional, and daughter of the inventor of the trampoline
 * Dian Slavens (born 1958), American politician

Mythological or fictional characters:
 * Dian Cecht, the god of healing in Irish mythology
 * Dian Alberts, on the Dutch soap opera Goede tijden, slechte tijden
 * Dian Belmont, a DC Comics character