ATR (aircraft manufacturer)
 ATR (Aerei da Trasporto Regionale or Avions de transport régional) is a French-Italian aircraft manufacturer headquartered on the grounds of Toulouse Blagnac International Airport in Blagnac France. It was formed in 1981 by Aérospatiale of France (now Airbus Group) and Aeritalia (now Alenia Aermacchi) of Italy. Its primary products are the ATR 42 and ATR 72 aircraft.