Portrait of <a href="https://en.wikipedia.org/wiki/en:Duchess_Anna_of_Prussia" class="extiw" title="w:en:Duchess Anna of Prussia"><span title="Duchess of Prussia">Duchess Anna I, Duchess of Prussia</span></a> (1576-1625), wife of <a href="https://en.wikipedia.org/wiki/en:John_Sigismund,_Elector_of_Brandenburg" class="extiw" title="w:en:John Sigismund, Elector of Brandenburg"><span title="Prince-elector of the Margraviate of Brandenburg">John Sigismund, Elector of Brandenburg</span></a>
<bdi><a href="//commons.wikimedia.org/wiki/Category:17th-century_portrait_paintings_of_women,_artist_and_year_missing" title="Category:17th-century portrait paintings of women, artist and year missing">Unidentified painter</a>
</bdi>
17<sup>th</sup> century <div style="display: none;">date QS:P571,+1650-00-00T00:00:00Z/7</div>
<a rel="nofollow" class="external free" href="http://www.royaltyguide.nl/families/hohenzollern/brandenburgkurfursten2.htm">http://www.royaltyguide.nl/families/hohenzollern/brandenburgkurfursten2.htm</a>