So-called Portrait of <a href="https://en.wikipedia.org/wiki/en:Princess_Caroline_of_Waldeck_and_Pyrmont" class="extiw" title="w:en:Princess Caroline of Waldeck and Pyrmont"><span title="Duchess consort of Courland">Princess Caroline of Waldeck and Pyrmont</span></a> (1748-1782), First wife of <a href="https://en.wikipedia.org/wiki/en:Peter_von_Biron" class="extiw" title="w:en:Peter von Biron"><span title="The last Duke of Courland (1724-1800)">Peter von Biron</span></a>, but is probably a depiction of <a href="https://en.wikipedia.org/wiki/en:Dorothea_von_Medem" class="extiw" title="w:en:Dorothea von Medem"><span title="Baltic noble">Dorothea von Medem</span></a> (1761-1821), the Third wife.
<ul><li><small style="font-size:85%;">Identification proposed by <a href="//commons.wikimedia.org/w/index.php?title=User:Ejbarnes_MA_USA&amp;action=edit&amp;redlink=1" class="new" title="User:Ejbarnes MA USA (page does not exist)">Ejbarnes MA USA</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Ejbarnes_MA_USA" title="User talk:Ejbarnes MA USA">talk</a><span style="white-space:nowrap"> <b>·</b></span> <a href="//commons.wikimedia.org/wiki/Special:Contributions/Ejbarnes_MA_USA" title="Special:Contributions/Ejbarnes MA USA">contribs</a>) <a class="external autonumber" href="https://commons.wikimedia.org/wiki/File_talk:Caroline_of_Waldeck_and_Pyrmont.jpg">[1]</a></small></li></ul>
<bdi><a href="https://en.wikipedia.org/wiki/en:Friedrich_Hartmann_Barisien" class="extiw" title="w:en:Friedrich Hartmann Barisien"><span title="Baltic German painter (1724-1796)">Friedrich Hartmann Barisien</span></a>
</bdi>
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