[2] He studied classics (French / Latin / Greek) at the Sorbonne,[2] He passed one Agrégation de Lettres Classiques but failed overall.

[3] In March 1975, the producer, Armand Jammot, hired him to join the team as a presenter, replacing Fabien Buhler.

[3] Renard explained his hiring by the fact that "the game was at that time presented by Patrice Laffont who was 35.

They put him in charge of verifying game results with numbers and calculation titled "Le Compte est bon".

In September 2022, Renard and fellow co-presenter Arielle Boulin-Prat were dismissed from the show due to a dispute over their salaries and the terms of their contracts.

In 1987, he was one of the members of the program L'Assiette anglaise presented by Bernard Rapp, with Christine Bravo and Jean Teulé, as a literature columnist.