Gustave Belot (7 August 1859 – 21 December 1929) was a French philosopher and educational administrator.

Gustave Belot was born 7 August 1859 at Strasbourg,^[1] the son of a professor in the faculty of letters at Lyons. He entered the École Normale Supérieure in 1878, taking the philosophy agrégation in 1881, and becoming a provincial philosophy instructor at Brest and elsewhere.^[2] In 1899 he succeeded Lucien Lévy-Bruhl as professor of philosophy at the lycée Louis-le-Grand. In 1911 he was appointed Inspector of the Paris Academy, and in 1913 he became Inspector-General of Secondary Instruction.^[3] He died in Paris on 21 December 1929.^[1] Informed by Durkheimian sociology, he was a theorist of collectively-held 'lay morality', which was rational and based upon general interest.

Gustave Belot is the brother of Émile Belot (1857-1944), engineer, inventor and astronomer, and the great great uncle of Pierre Pincemaille (1956-2018), musician and organist.

• Études sur la philosophie morale, au XIXe siècle: leçons professées á l'École des hautes études sociales, 1904.
• Études de morale positive, 1907.
• Morales et religions: leçons professées á l'École des hautes études sociales, 1909.
• La conscience française et la guerre, 1921.