Jacques Lefort (December 26, 1913 – June 7, 1974) was a Général de corps d'armée of the French Army and Commandant of the Foreign Legion.

He was promoted to the rank of Sous-lieutenant on October 1, 1935, and rejoined the instruction company of cadres of the 1st Foreign Regiment 1er RE at Sidi bel Abbes.

Volunteer to serve in Morocco, he was assigned to the 9th company of the III/3rd Foreign Infantry Regiment 3e REI at Ain Afraksou on July 29, 1937.

He distinguished himself at the disembarking of Bjervik, at the head of a motorcycle platoon and at Narvik where he was burned at front face while destroying a stock of enemy mines.

He illustrated capability during at the corps of his company during the disembarking of Elba, where he was wounded by bullet, on June 7, at the corps of the attack of the strong hold point of San Mamiliano; then in Provence and notably at Toulon, where he gained a citation at the orders of the regiment and a citation at the orders of the armed forces with Chevalier of the Legion of Honour.

This promotion was matched with an ultimate Croix de guerre 1939–1945, awarded for the advancement of his battalion in Germany and Austria and notably at Moulins d'Eyach, principal strong hold point of the enemy resistance in front of Hofen, Calmbach, Huntergrasse and col of l'Arlberg.

Assigned in reinforcement in the Far East, he disembarked at Saigon on April 14, 1951, and joined the Commando Aero Portable Group (GCMA), then the commandment of the Inter-arm Military Schools of Dalat.

In this post, he was cited at the orders of the armed forces with Croix de guerre des théâtres d'opérations extérieures on March 24, 1953, for the police operations in the sector of Haut-Donhai, undertaken by the School, under his commandment.

During this tenure, he participated to the coordination of supply elements by Air "Amilcar" at Cyprus from September 9 to December 1, 1956, in support of the Suez operation.

He then served at the general staff headquarters of the Minister of Defense (French: Etat-major particulier du Ministre de la Défense) as of November 1957.

Heading his unit, he was awarded 3 citations at the orders of the armed forces with the Croix de la Valeur Militaire, compensating his personal actions in the Beni Sbihi (Northern Constantinois Zone), in the Djebel Mouadjene, near Souk Aharas (Zone Constantinois East), during activities in the region of Guelma.

In this post, he gained his last citation at the orders of the armed forces with CVM for operations led in the region bordering Constantinois and the Tunisian and Libyan frontiers.

Elevated to the rank and designation of Général de corps d'armée, March 1, he was admitted to the 2nd Section of officer generals by age limit, on December 26, 1973.