Twinstar

Twinstar may refer to:
 * Diamond DA42 Twin Star, a light twin-engine aircraft built by Diamond Aircraft
 * Eurocopter AS355 TwinStar, a twin-engine light helicopter originally manufactured by Aérospatiale
 * Honda Twinstar, a CM series motorcycle made during the late 1970s
 * Farrington Twinstar, an American autogyro design
 * Mosler TwinStar, an automobile developed by Mosler Automotive in 2000
 * Kolb Twinstar, ultralight aircraft
 * "Twinstar", a song by Veruca Salt from their 1994 album American Thighs
 * Solar twin star, in astronomy is otherwise known as a Solar analog
 * TwinStar Credit Union, a community credit union in Washington State and Oregon