Events in the year 1812 in Art.

• The last of the Elgin Marbles are removed from the Parthenon in Athens and shipped to the UK.
• Hokusai publishes his first etehon (art manual), Quick Lessons in Simplified Drawing.

• Prix de Rome (for sculpture) – François Rude

• Alexander Carse – The Arrival of the Country Relations
• Jacques-Louis David – The Emperor Napoleon in His Study at the Tuileries
• Hortense de Beauharnais – The Knight's Departure (approximate date)
• Marie-Philippe Coupin de la Couperie – The Tragic Love of Francesca da Rimini
• Martin Drolling – Portrait of Adéone
• Caspar David Friedrich
  • The Garden Terrace
  • The Tombs of the Old Heroes
• Théodore Géricault – The Charging Chasseur
• Francisco Goya
  • Portrait of the Duke of Wellington (originally painted)
  • Equestrian Portrait of the Duke of Wellington
  • The Burial of the Sardine (possible date)
• Guillaume Guillon-Lethière – The Judgement of Paris
• Jean-Auguste-Dominique Ingres
  • Portrait of the Countess of Tournon
  • Virgil Reading the Aeneid to Augustus, Livia and Octavia
• Thomas Lawrence
  • John Philip Kemble as Cato
  • Sir Charles Stewart
• John Martin – Sadak in Search of the Waters of Oblivion
• Henry Raeburn – Colonel Alasdair Macdonell of Glengarry
• Pierre Révoil – The Tournament (Le tournoi)
• J. M. W. Turner – Snow Storm: Hannibal and his Army Crossing the Alps

• March 1 – Augustus Pugin, English architect, illustrator, and designer (died 1852)
• April 15 – Théodore Rousseau, French landscape painter (died 1867)
• May 12 – Edward Lear, English painter, illustrator and humorous writer (died 1888)
• June 30 – Josabeth Sjöberg, Swedish painter and music teacher (died 1882)
• July 9 – Thomas Musgrave Joy, English portrait painter (died 1866)

• February 20 – Felix Ivo Leicher, Czech-born Viennese painter of altarpieces and secular works (born 1727)
• March 2 – John Raphael Smith, English painter and engraver (born 1751)
• March 11 – Philip James de Loutherbourg, naturalized English theatrical scene painter (born 1740)
• March 14 – Robert Cromek, English engraver and art dealer (born 1770)
• March 18 – Johann Ziegler, Austrian painter of landscapes and city scenes (born 1749)
• March 29 – Johann Friedrich Dryander, German-born portrait painter (born 1756)
• June 16 – Franz Pforr, German Nazarene movement painter (born 1788)
• June 21 – Johann Friedrich August Tischbein (Leipziger Tischbein), painter (born 1750)
• August 2 – Edward Smyth, Irish sculptor (born 1749)
• August 23 – Tethart Philipp Christian Haag, German-born Dutch portrait artist (born 1737)
• October 21 – Heneage Finch, 4th Earl of Aylesford, British peer, politician and artist (born 1751)
• December 24 – George Beck, American painter and poet (born 1749)
• Undated
  • William Burgess, English painter and art teacher (date of birth unknown)
  • Robert Cromek, English engraver, editor, art dealer and entrepreneur (born 1770)
  • John Eyre, Australian painter and engraver (born 1771)
  • Antoine Michel Filhol, French engraver (born 1759)
  • Thomas Gaugain, English stipple engraver (born 1756)
  • Francis Jukes, English etcher, engraver and publisher (born 1745)
  • Michelangelo Maestri, Italian painter (date of birth unknown)
  • James Nixon, English miniature-painter (born 1741)
  • Giulio Traballesi, Italian designer and engraver (born 1727)
  • Kazimierz Wojniakowski, Polish painter (born 1771)