Trivia

She has her look-alike puppet in the French show, Les Guignols de l'info (1988).

She wrote the best-selling novel "Bonjour Tristesse" in six weeks while a student at the Sorbonne in Paris in 1953. It sold more than two million copies worldwide and has been translated into at least 15 languages.

Was passionate about animals.

The boy from her second marriage is named Denis

She chose her pen name from a character in "A La Recherche du Temps Perdu", by Marcel Proust.

President of the 'Official Competition' jury at the 32nd Cannes International Film Festival in 1979.

Long time companion of Peggy Roche (Paris,1 February 1929- 7 September1991, Paris) who was a model, journalist and designer. They are interred near each other in a Lot cemetery. Peggy was the ex-wife of Claude Brasseur. Peggy is portrayed by Jeanne Balibar in Sagan (2008).

Author, playwright, she was friend from high-school of Florence Malraux.