Gilles-Gaston[2] Granger (/ɡrɑːnˈʒeɪ/; French: [ɡʁɑ̃ʒe]; 28 January 1920 – 24 August 2016) was a French philosopher.

His works discuss the philosophy of logic, mathematics, human and social sciences, Aristotle, Jean Cavaillès, and Ludwig Wittgenstein.

He produced the most authoritative[3] French translation of Wittgenstein's Tractatus Logico-Philosophicus and published more than 150 scientific articles.

[4] In 1968 he co-founded with Jules Vuillemin the journal L'Âge de la Science.

[4] He was president of the scientific committee of Jules Vuillemin's Archives.