Adir

Adir or ADIR may refer to:


 * Air Data Inertial Reference Unit (ADIRU), a key component of the Air Data Inertial Reference System (ADIRS), which supplies air data and inertial reference information to aircraft systems
 * Adir, meaning "Strong One," one of the names of God in Judaism
 * Adir Hu, a hymn sung by Jews worldwide at the Passover Seder
 * Autism Diagnostic Interview-Revised, a structured interview conducted with the parents of individuals who have been referred for the evaluation of possible autism or autism spectrum disorders

People

 * Ilana Adir (born 1941), Israeli Olympic sprinter
 * Adir Ascalon, surrealist painter and sculptor, son of Maurice Ascalon
 * Adir Maman (born 1991), Israeli footballer
 * Adir Miller (born 1974), Israeli actor and comedian
 * Adir Zik (1939-2005), Israeli television producer and journalist