Events from the year 1773 in art.

• July 25 – Francisco Goya marries Josefa Bayeu.
• Ulrika Pasch elected in to the Royal Swedish Academy of Arts

• John Singleton Copley – Portrait of Mrs Winslow
• François-Hubert Drouais – Portrait of Marie Antoinette
• Dmitry Levitzky – Portraits of the young ladies of the Smolny Institute in Saint Petersburg
• Charles Willson Peale – Family Group portrait
• Sir Joshua Reynolds
  • Portrait of Joseph Banks
  • Lady Anne Luttrell, The Duchess of Cumberland
• Benjamin West – The Wife of Arminius Brought Captive to Germanicus
• Joseph Wright of Derby – Earthstopper on the Banks of the Derwent
• Melchior Wyrsch – Reginald Pole Carew
• Joseph Vernet – A Shipwreck in Stormy Seas

• January 5 – Pieter Fontijn, Dutch painter and drawer (died 1839)
• January 31 – Luigi Pichler, German-Italian artist in engraved gems (died 1854)
• July 7 – Moses Haughton the Younger, English engraver and painter of portrait miniatures (died 1849)
• December 9 – Marianne Ehrenström, Swedish writer, singer, painter, pianist, culture personality, and memorialist (died 1867)
• December 16 – José Aparicio, Spanish painter of the Neoclassic period (died 1838)
• date unknown
  • Edward Wedlake Brayley, English enameller, topographer, and writer (died 1854)
  • John Comerford, Irish miniature painter (died 1832)
  • Carl Conjola, German landscape painter (died 1831)
  • Luigi Rados, Italian engraver (died 1840)
  • Naitō Toyomasa, Japanese sculptor of netsuke from Tanba Province (died 1856)

• February 15 – Anna Maria Barbara Abesch, Swiss reverse glass painter (born 1706)
• March 1 – Luigi Vanvitelli, Italian engineer and architect (born 1700)
• March 26 – Johan Ross the Elder, Swedish painter (born 1695)
• April 20 – Hubert-François Gravelot, French illustrator (born 1699)
• July 2 – Dirk van der Burg, Dutch artist, landscape painter and watercolourist (born 1721)
• August 19 – Francesco Zahra, Maltese painter (born 1710)
• August 30 – Nicolau Nasoni, artist and architect (born 1691)
• September 13 – Anton Janša, Slovene beekeeper and painter (born 1734)
• December 4 – Anton Losenko, Ukrainian-Russian Neoclassical painter who specialized in historical subjects and portraits (born 1737)
• December 22 – Georg Friedrich Strass, Alsatian jeweler and inventor of imitation gemstones and the rhinestone (born 1701)
• date unknown
  • Gerhard Bockman, Dutch portrait painter and mezzotint engraver (born 1686)
  • Thomas-Joachim Hébert, French ébéniste and furniture designer (born 1687)
  • Jakob Klukstad, Norwegian wood carver and painter (born 1705)
  • Antonio Rossi – Italian painter of the late-Baroque or Rococo period (born 1700)
  • József Lénárd Wéber, Hungarian sculptor (born 1702)
  • Marcos Zapata, Peruvian Quechua painter (born 1710)