Editing 1821 in art (section)

==Deaths==
*[[February 12]] – [[Albertus Jonas Brandt]], Dutch still-life painter (born [[1788 in art|1788]])
*[[February 24]] – [[Marie-Anne Collot]], French sculptor (born [[1748 in art|1748]])
*[[March 9]] – [[Nicholas Pocock]], [[English people|English]] marine painter (born [[1740 in art|1740]])<ref>{{cite book|author=David Cordingly|title=Nicholas Pocock, 1740-1821|publisher=Conway Maritime Press|year=1986|isbn=9780851773773|page=8}}</ref>
*[[April 18]] – [[Thomas Baxter (painter)|Thomas Baxter]], English [[porcelain painter]] (born [[1782 in art|1782]])
*[[April 22]] – [[John Crome]], English artist in the [[Romanticism|Romantic]] era (born [[1768 in art|1768]])
*[[May 27]] – [[Charles Alfred Stothard]], English historical draughtsman (born [[1786 in art|1786]])
*[[July 4]] – [[Richard Cosway]], English portrait painter (born [[1742 in art|1742]])
*[[August 19]] – [[Marie-Denise Villers]], [[France|French]] painter specializing in [[portrait]]s (born [[1774 in art|1774]])<ref>{{cite book|title=Gazette des beaux-arts|publisher=J. Claye|year=1999|page=81}}</ref>
*[[August 21]] – [[Adam Bartsch]], Austrian scholar, artist, and printmaker in engraving and etching (born [[1757 in art|1757]])
*[[September 10]] – [[Johann Dominicus Fiorillo]], German painter and art historian (born [[1748 in art|1748]])
* ''date unknown''
** [[Gaetano Stefano Bartolozzi]],  Italian engraver, art dealer, and merchant (born [[1757 in art|1757]])<ref>{{cite book|author=Baker-Beadon|title=Dictionary Of National Biography|url=https://books.google.com/books?id=aU-E6o0Q9VUC|year=1885|page=339}}</ref>
** [[Yi In-mun]], [[Korea]]n court painter of the late [[Joseon Dynasty]], primarily of landscapes (born [[1745 in art|1745]])
*''probable'' – [[Luigi Agricola]], Italian painter and jeweller (born c. [[1750 in art|1750]])<ref>{{cite book|author=Society for the Diffusion of Useful Knowledge (Great Britain)|title=The Biographical Dictionary of the Society for the Diffusion of Useful Knowledge--|url=https://books.google.com/books?id=3pVUAAAAYAAJ&pg=PA480|year=1842|publisher=Longman, Brown, Green, and Longmans|pages=480}}</ref>