Philosophers born on January 9

Take a focused look at the philosophers born on January 9. Dive into curated bios, achievements, and cultural milestones verified by our editors.

• 1908 Simone de Beauvoir

  Simone de Beauvoir was a renowned French existentialist philosopher, writer, and feminist, best known for her pioneering work on women's rights and her influential treatise, 'The Second Sex'. [bio]