2 René Déscartes
3 Albert Camus
Albert Camus was a French philosopher and the second-youngest recipient of the Nobel Prize in Literature. His philosophical views contributed to the rise of absurdism, a philosophical concept. Also a prolific writer, Albert Camus had an illustrious literary career; most of his philosophical essays and novels are still influential.
4 Jean-Jacques Rousseau
Jean-Jacques Rousseau was a Genevan philosopher, composer, and writer. His political philosophy influenced aspects of the French Revolution. He also helped develop modern economic, political, and educational thought. His writing inspired a transformation in French drama and poetry. His works also influenced such writers around the world as Tolstoy. His works as a composer were acknowledged by composers like Mozart.
5 Blaise Pascal
Blaise Pascal was a French physicist, mathematician, philosopher, and inventor. A child prodigy, Pascal's work on projective geometry, at the age of 16 is commendable. He is one of the earliest inventors of the mechanical calculator, which he did when he was still a teenager. His work on probability theory influenced the development of social science and modern economics.
6 Michel Foucault
If others thought the body was the prison of the soul, Paul-Michel Foucault felt the other way round. The French philosopher, literary critic and Leftist who interpreted the link between power and knowledge, was a post-structuralist whose theories have left a mark on anthropology, psychology and criminology. The feminist was one of the noted personalities to have died of HIV/AIDS.
7 Simone de Beauvoir
8 Jean-Paul Sartre
Jean-Paul Sartre was a French philosopher, writer, literary critic, and political activist. One of the most important personalities in the philosophy of phenomenology and existentialism, Sartre played a crucial role in 20th-century French philosophy. His work continues to influence literary studies, post-colonial theory, sociology, and critical theory. He was honored with the 1964 Nobel Prize in Literature.
9 Montesquieu
French Enlightenment political philosopher, historian, judge, and man of letters Montesquieu remains the main source of the separation of powers system that is followed in many constitutions across the globe. His treatise The Spirit of the Laws on political theory greatly influenced work of many others, including drafting of the U.S. Constitution by the founding fathers of the United States.
10 Jacques Derrida
Jacques Derrida was a French philosopher remembered for developing deconstruction, a form of semiotic analysis. Derrida is one of the most influential figures associated with postmodern philosophy and post-structuralism. He also had a major influence on academic disciplines like philosophy, law, political theory, anthropology, applied linguistics, and historiography. He also influenced music, art criticism, art, and architecture.
11 Albert Schweitzer
Albert Schweitzer was an Alsatian polymath who won the Nobel Peace Prize in 1952 for his philosophical work, Reverence for Life. He is credited with founding the Albert Schweitzer Hospital, which was a direct result of his philosophical expression. Schweitzer is also credited with influencing the Organ reform movement, which began in the mid-20th-century.
12 Auguste Comte
13 Roland Barthes
14 Denis Diderot
Denis Diderot revolutionized the Age of Enlightenment as the co-founder of Encyclopédie, which was banned for questioning religion. He had flirted with the idea of joining the theater and becoming a priest, and even studied law, but later devoted himself to languages, literature, and philosophy.
15 Simone Weil
16 Jacques Lacan
17 Michel de Montaigne
French philosopher Michel de Montaigne was a significant figure of the French Renaissance in the 16th century. He is credited for popularizing the essay as a literary genre. His massive collection of essays was published in the volume Essais. His work had a direct influence on Western writers, including René Descartes, Francis Bacon, Blaise Pascal, and Voltaire.
18 Gilles Deleuze

Gilles Deleuze was a French philosopher who wrote extensively on philosophy, film, fine art, and literature. Widely regarded as one of the greatest philosophers of all time, Deleuze's works have influenced a wide range of disciplines, such as philosophy, literary theory, and art. His work has also influenced movements like postmodernism and post-structuralism.
19 Henri Bergson
French philosopher, Henri Bergson, is remembered for his contribution to the tradition of continental philosophy. His works were considered extremely influential, especially during the first half of the 20th century. He received the Nobel Prize in Literature (1927) and Grand-Croix de la Legion d'honneur (1930). He was a simple man who led a humble life despite his great achievements.
20 Alexis de Tocqueville
French diplomat and political scientist Alexis de Tocqueville is best remembered for his written works The Old Regime and the Revolution and Democracy in America. He was part of French politics, primarily during the July Monarchy and the Second Republic. He had been the minister of foreign affairs briefly.
21 Jean Baudrillard

Renowned sociologist and cultural theorist Jean Baudrillard is remembered for introducing concepts of hyperreality and simulacrum. Initially a teacher of German literature in schools, he later taught sociology at Paris X Nanterre. He coined the phrase the desert of the real, which was later used in the film The Matrix.
22 Frantz Fanon

Frantz Fanon was a French-West Indian born in Martinique, a former French colony. A skilled psychiatrist and physician, he realized the impact of colonialism on the human mind while treating French soldiers and Algerians. The author of books such as The Wretched of the Earth, Fanon supported the Algerian independence movement.
23 Henri Poincare
24 Louis Althusser
French philosopher Louis Althusser is remembered for his effort to merge Marxism and structuralism. He taught at the École Normale Supérieure in Paris and had been part of the French Communist Party. He spent several years in a mental institution after strangling his wife, Hélène, to death.
25 Pierre Bourdieu

Renowned sociologist and intellectual Pierre Bourdieu is best remembered for his theory of habitus. Initially sent to Algeria as part of the French Army, he later taught and conducted ethnographic research there. His best-known work remains La Distinction, and he also inspired a hit French documentary.
26 Georges Bataille
Georges Bataille was a French intellectual and philosopher best remembered for his work in various fields, such as philosophy, sociology, history of art, anthropology, literature, and consumerism. His work would later have a huge impact on subsequent schools of social theory and philosophy. Also a prolific writer, Georges Bataille wrote on subjects like mysticism, erotism, transgression, and surrealism.
27 Pierre Teilhard de Chardin
French paleontologist and Jesuit priest Pierre Teilhard de Chardin is remembered as someone who deviated from theology to science. He discovered the fossilized remains known as the Peking man in China, but faced a lot of opposition from his religious superiors when it came to publishing his scientific thoughts.
28 Maurice Merleau-Ponty

29 Emmanuel Levinas

30 Émilie du Châtelet

31 René Girard
René Girard was a French philosopher of social science, literary critic, and historian. Over the years, Girard's work has had an influence on disciplines like philosophy, anthropology, psychology, mythology, theology, economics, sociology, and cultural studies among other important disciplines. In 2006, René Girard was honored by the University of Tübingen with the prestigious Dr. Leopold Lucas Prize.
32 Vilfredo Pareto

A qualified civil engineer, Vilfredo Pareto had initially worked for the railways and the ironworks. However, he gradually deviated to philosophy, sociology, and politics and gained fame for his application of math to economic issues and his introduction of Pareto efficiency. Mind and Society remains his best-known work.
33 Henri Lefebvre

One of the greatest Marxist philosophers ever, Henri Lefebvre is remembered for introducing iconic ideas such as right to the city and the production of space. He initially mingled with the Surrealists and the Dadaists before moving toward Communism. His Dialetical Materialism remains one of his most celebrated books.
34 Bruno Latour

Holberg Prize-winning French sociologist and anthropologist Bruno Latour had initially studied theology and even received his PhD in the subject. His later research Ivory Coast drew him to anthropology, and he soon gained fame as a renowned academic in the field, having co-written iconic books such as Laboratory Life.
35 Peter Abelard

Medieval French philosopher, theologian, and poet Peter Abelard was born to a knight but gave up his inheritance to study philosophy and logic. He fell in love with his pupil, Héloïse, but her uncle got Abelard castrated, following which Abelard became a monk and made Héloïse a nun.
36 Charles Fourier

French social theorist Charles Fourier is regarded as one of the pioneers of utopian socialism. Apart from advocating social reconstruction based on phalanges, or Fourierism, he is also credited with coining the term feminism with respect to women’s rights. The Social Destiny of Man remains one of his notable works.
37 Paul Ricœur

38 Sophie Germain
French mathematician Sophie Germain had used the pseudonym M. Le Blanc to get hold of notes from the École Polytechnique, as being a woman, she was not allowed to attend the institute. She later contributed to the number theory and also pioneered the elasticity theory. She died of breast cancer.
39 Jacques Ellul

French philosopher, Christian anarchist, and social scientist Jacques Ellul initially wished to be a naval officer but was pushed to study law. He is best remembered for his iconic volume La Technique, or The Technological Society. He taught social history and the history of law at various universities.
40 Luce Irigaray

41 Héloïse

42 Hélène Cixous
Hélène Cixous is a professor, poet, playwright, rhetorician, literary critic, philosopher, and French feminist writer. She is best known for writing an article titled The Laugh of the Medusa, which earned her popularity and established her as a thinker in post-structural feminism.
43 Guy Debord

44 Marquis de Condorcet
French mathematician and philosopher Marquis de Condorcet was a champion for liberal economy and women’s rights. He was a significant contributor of the Encyclopédie and was part of the Academy of Sciences. He is also remembered for his political activities in the wake of the French Revolution.
45 Alain Badiou

46 Gustave Le Bon

French social psychologist Gustave Le Bon is best remembered for his research on crowd psychology. In his iconic work La psychologie des foules, or The Crowd, he stated that people are driven by their emotions and not by their intellect when they act as part of a crowd.
47 René Guénon

48 Jean-François Lyotard

French philosopher Jean-François Lyotard initially wished to be a monk and even a painter. He started his career as a school teacher in Algeria and later various socialist groups. While he later taught French and philosophy at various institutes, he also became a leading figure of the postmodernist movement.
49 Germaine de Staël

Germaine de Staël was a French political theorist and woman of letters. She is best remembered for her collaboration with the popular Swiss-French political thinker Benjamin Constant. Germaine, who was way ahead of her time, is widely regarded as a precursor of feminism.
50 Pierre-Joseph Proudhon
Often referred to as the Father of Anarchism, Pierre-Joseph Proudhon was born to a tavern keeper and grew up working on farms. Largely educated on scholarships, he later became known for his slogan “Property is theft!” and his idea of mutualism. His notable works include What is Property?