Diamond Star

Diamond Star may refer to:


 * Diamond-Star Motors (DSM), an automobile-manufacturing joint-venture
 * Diamond DA40 (Diamond Star), an aircraft
 * Diamond DA42 (Diamond Twin Star), an aircraft
 * Diamond DA50 (Diamond Super Star), an aircraft
 * Diamond Star, Arizona, original name of Star Valley, a town in Gila County, Arizona, United States
 * BPM 37093 (V886 Centauri), a variable white dwarf star with a core of crystallized carbon
 * Title of a CD by Point Valid
 * Maricel Soriano, Filipino actress known as "The Diamond Star"
 * Srinagara Kitty (born 1977), Indian actor, nicknamed "Diamond Star"