Contents

• Publications
• Births
• Deaths
• References

This list is incomplete; you can help by adding missing items. (October 2025)

1809 in philosophy

Publications

• Jean-Baptiste Lamarck's Philosophie Zoologique
• Friedrich Wilhelm Joseph Schelling's Philosophical Inquiries into the Essence of Human Freedom

Births

• January 4 - Louis Braille (died 1852)
• February 12 - Charles Darwin (died 1882)
• August 29 - Oliver Wendell Holmes Sr. (died 1894)
• September 6 - Bruno Bauer (died 1882)

Deaths

• June 8 - Thomas Paine (born 1737)

References