Events from the year 1751 in art.

• September 13 – The Kalvária Banská Štiavnica in the Kingdom of Hungary is completed
• Edme-François Gersaint's Catalogue raisonné de toutes les piėces qui forment l'oeuvre de Rembrandt, the first catalogue raisonné of a single artist's graphic work, is published posthumously in Paris
• Charles-Joseph Natoire is appointed director of the French Academy in Rome
• Giovanni Paolo Pannini restarts work on the Trevi Fountain after the death of Nicola Salvi

• François Boucher – Toilette of Venus
• Canaletto
  • The Grand Walk, Vauxhall Gardens
  • London: The Thames from Somerset House Terrace towards the City and London: The Thames from Somerset House Terrace towards Westminster (pair, c. 1750–51)
• Maurice Quentin de La Tour – Self-portrait (pastels)
• William Hogarth engraves the prints Gin Lane, Beer Street and The Four Stages of Cruelty^[1]
• Pietro Longhi – The Rhinoceros
• Andrea Soldi – Louis-François Roubiliac
• Charles-André Vanloo paints portraits

• January 7 – François Dumont, French painter of portrait miniatures (died 1831)
• January 31 – Jean François Carteaux, French painter and army commander (died 1813)
• February 18 – Adolf Ulrik Wertmüller, Swedish painter (died 1811)
• April 1 – Joseph Lange, Austrian actor and amateur painter (died 1831)
• May 11 – Ralph Earl, American Loyalist painter (died 1801)
• May 25 (bapt.) – John Raphael Smith, English painter and mezzotint engraver (died 1812)
• June 5 – Georg Haas, Danish engraver (died 1817)
• July 4
  • Giuseppe Ceracchi, Italian-born portrait sculpture and republican (guillotined 1801)
  • Heneage Finch, 4th Earl of Aylesford, British peer, politician and artist (died 1812)
• August 2 – Nicolas-Marie Gatteaux, French medal engraver (died 1832)
• September 13 – Hendrik Kobell, Dutch landscape and marine painter, etcher, draftsman and watercolorist (died 1799)
• October 6 – John Webber, English landscape artist (died 1793)
• December 8 – Heinrich Füger, German portrait and historical painter (died 1818)
• December 20 – Daniël Dupré, Dutch engraver, painter, draftsman, and watercolorist (died 1817)
• December 31 – Johann Baptist von Lampi the Elder, Austrian historical and portrait painter (died 1830)
• date unknown
  • George Brookshaw, English painter and illustrator (died 1823)
  • William Hamilton, English painter (died 1801)
  • Anna Maria Mengs, German portrait painter in pastel and miniature (died 1792)
  • Thomas Sheraton, English furniture designer (died 1806)
  • John Keyse Sherwin, English engraver and painter (died 1790)
  • Henry Tresham, Irish-born painter of large-scale history paintings (died 1814)

• January 6 - Carl Marcus Tuscher, German-born Danish polymath, portrait painter, printmaker, architect, and decorator (born 1705)
• January 29 – Jacob van Schuppen, Austrian painter (born 1670)
• March 8 – Jan František Händl, Czech Roman Catholic priest and baroque painter (born 1691)
• August 1 – Helena Arnell, one of the first Finnish painters and few female artists (born 1697)
• September 21 – Annibale Albani, Italian Cardinal and art collector (born 1682)
• date unknown
  • Francesco Andreini, Italian painter (born 1697)
  • Jean Charles Flipart, French engraver (born 1682)
  • Giovanni Domenico Lombardi, Italian painter in Lucca (born 1682)
  • Michele Rocca, Italian painter who practised in Rome (born 1671)