After completing his school education Henri studied at the École Normale Supérieure in Paris and soon became friendly with André Weil who was one year ahead. Among Henri Cartan's teachers at the École Normale were Gaston Julia and his father Elie Cartan .
Pagkatapos ng kanyang paaralan edukasyon Henri-aral sa École Normale Supérieure sa Paris at sa lalong madaling panahon ay naging friendly na may Andre Weil na isang taon na mauna. Henri Cartan sa hanay ng mga guro sa École Normale ay Gaston Julia at ng kanyang ama Elie Cartan.