Erau or ERAU may refer to: Erau, an Indonesian cultural festival Embry–Riddle Aeronautical University, a university with campuses in Daytona Beach, Florida and Prescott, Arizona, United States Eesti Raadioamatööride Ühing, an amateur radio organization in Estonia Hérault (), a department in Occitania, southern France Hérault (river) (), a river flowing through the department