The Aérospatiale Alouette III (, Lark) is a single-engine, light utility helicopter developed by Sud Aviation. It was manufactured by Aérospatiale of France, and under licence by Hindustan Aeronautics Limited in India as Hal Chetak and Industria Aeronautică Română in Romania. The Alouette III is the successor to the Alouette II, being larger and having more seating