Tustin is a city in Southern California.
Tustin may also refer to:
Places United States Tustin Legacy, Tustin, California, a master-planned community Tustin Ranch, Tustin, California, a master-planned community North Tustin, California, unincorporated area north of the City of Tustin Tustin, Michigan Tustin, Wisconsin, an unincorporated community
Other uses Tustin (surname), a surname Tustin High School Tustin (Metrolink station) Tustin Unified School District Tustin's method, an alternate name for the bilinear transform, a digital-control approximation