Portrait of <a href="https://en.wikipedia.org/wiki/Prince_Frederick_Ferdinand_Constantin_of_Saxe-Weimar-Eisenach" class="extiw" title="w:Prince Frederick Ferdinand Constantin of Saxe-Weimar-Eisenach">Prince Frederick Ferdinand Constantin of Saxe-Weimar-Eisenach</a> (1758-1793)
<bdi><a href="https://en.wikipedia.org/wiki/en:Johann_Georg_Ziesenis" class="extiw" title="w:en:Johann Georg Ziesenis"><span title="Danish-German painter (1716-1776)">Johann Georg Ziesenis</span></a>
</bdi>
circa 1776 <div style="display: none;">date QS:P571,+1776-00-00T00:00:00Z/9,P1480,Q5727902</div>? (Probably 1765)
<p>(<span lang="en" dir="ltr">Original text: <i><bdi lang=""><a rel="nofollow" class="external free" href="http://www.royaltyguide.nl/images-families/wettin/saxeweimareisenach2/1758%20Friedrich.JPG">http://www.royaltyguide.nl/images-families/wettin/saxeweimareisenach2/1758%20Friedrich.JPG</a></bdi></i></span>)
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originally uploaded on de.wikipedia by <a href="https://de.wikipedia.org/wiki/User:Thyra" class="extiw" title="de:User:Thyra">Thyra</a> (<a href="https://de.wikipedia.org/wiki/User_talk:Thyra" class="extiw" title="de:User talk:Thyra">talk</a><span style="white-space:nowrap"> <b>·</b></span> <a href="https://de.wikipedia.org/wiki/Special:Contributions/Thyra" class="extiw" title="de:Special:Contributions/Thyra">contribs</a>) at 20 December 2007, 01:02. Filename was <a href="https://de.wikipedia.org/wiki/Image:1758_Friedrich.JPG" class="extiw" title="de:Image:1758 Friedrich.JPG">1758 Friedrich.JPG</a>.. Transferred from <span class="plainlinks"><a class="external text" href="https://de.wikipedia.org">de.wikipedia</a></span> to Commons by <a href="//commons.wikimedia.org/wiki/User:Septembermorgen" title="User:Septembermorgen">Septembermorgen</a> using <a href="https://iw.toolforge.org/commonshelper/" class="extiw" title="toollabs:commonshelper/">CommonsHelper</a>.