Events from the year 1703 in art.

• May – The Cabin of Peter the Great is constructed in three days,^[1] by soldiers of the Semyonovsky Regiment.^[2] Its wooden walls are painted with red oil to resemble brick, and the rooms come to be known as the "red chambers".
• Pierre Le Gros the Younger completes the tomb of Cardinal Girolamo Casanate in the Archbasilica of St. John Lateran, Rome.

• Nicolas de Largillière – La belle Strasbourgeoise
• Sebastiano Ricci – Rape of the Sabine Women
• Adriaen van der Werff – Jesus Laid in the Tomb
• Lancelot Volders – Group portrait of the Leuven justices

• February 18 – Corrado Giaquinto, Italian Rococo painter (died 1765)^[3]
• September 29 – François Boucher, French Rococo painter, engraver and designer (died 1770)^[4]
• date unknown
  • Sir Henry Cheere, 1st Baronet, English sculptor (died 1781)
  • Ignazio Hugford, or Ignatius Heckford, Florentine painter (died 1778)
  • Gaetano Sabatini, Italian draftsman and painter (died 1734)
  • Andrea Soldi, Italian portrait painter working in London (died 1771)
  • William Taverner, English judge and landscape artist (died 1772)

• March 16 – Maria de Dominici, Maltese sculptor and painter (born 1645)^[5]

• March 30 – Lazzaro Baldi, Italian painter of the Baroque period, active mainly in Rome (born 1624)
• April 8 – Domenico Piola, Genoese painter (born 1627)
• May 3 – Eglon van der Neer, Dutch painter of portraits and landscapes (born 1634)
• July 26 – Gérard Audran, French engraver of the Audran family (born 1640)
• October 13 – Marie Courtois, French miniature painter (born 1655)
• December 29 – Pierre Monier, French painter, winner of the Prix de Rome (born 1639)^[6]
• date unknown
  • Sébastien Barras, French painter and engraver (born 1653)
  • Mosen Vicente Bru, Spanish painter (born 1682)
  • Biagio Falcieri, Italian painter of the Baroque era (born 1628)
  • Giuseppe Nuvolone, Italian painter active mainly in Milan, Brescia, and Cremona (born 1619)
  • Bogdan Saltanov, Armenian-born Russian painter (born 1630s)
  • Jan Siberechts, Flemish painter (born 1627)
  • Matthias Withoos, Dutch painter of still lifes and city scenes (born 1627)
• probable (or 1704) – Pompeo Ghitti, Italian painter of frescoes (born 1631)