Jean Louis Roué was a Général de corps d’armée of the French Army and Commandant of the Foreign Legion.

He joined the 12th company of the 3rd battalion of the 51st Infantry Regiment (French: 51e Régiment d'Infanterie) in Tunisia with the rank of reserve Aspirant on November 1 of the same year.

It was with this rank that he was assigned to the 57th Infantry Regiment (French: 57e Régiment d'Infanterie) on August 31, 1956, after being cited on July 28 for his action throughout the course of an operation in the forest of Mouias in the department of Constantine.

Nominated to Sous-lieutenant on October 1, 1958, he was assigned to the 71st Infantry Regiment (French: 71e Régiment d'Infanterie) and detached to the Polytechnic School of Dinan in quality as an Instructor.

Section platoon chief (French: chef de section) of grenadiers-voltigeurs, he contributed to the operational successes won by the principal regiment in the massif of Ahmar-Kraddou in the sector of Arris in the Zone South Constantinois in October 1960 and in March 1961 as well throughout the course of operations led in October 1961 in the Beni-Sbihi of Collo sector in Zone North Constantinois.

Returned to France, he was assigned as an assistant (French: adjoint) to the chief of the 2nd bureau, at the general staff headquarters of the 3rd Military Region at Rennes on September 5, 1967.

Designated to assume the head of the Infantry Bureau of the Directorate of Military Personnel of the French Army, he joined the post on July 29, 1980.