Dian (surname)

Dian is a surname. Notable people with the surname include:


 * Diarmait Dian (died 689), an Irish king
 * Michal Dian (born 1981), Slovak footballer
 * Padmini Dian (born 1986), Indian politician
 * Dian Wei (died 197), a general who served the Chinese warlord Cao Cao