HeadingSofie, Kurland, Herzogin used in: Integrated Authority File (GND), Germany
Former NameSofie, von Preußen Frueherer Name
Sophie, von Preußen Frueherer Name
Sources
Found inNDB/ADB-online
Portrait of Princess Sophie of Brandenburg [Daniel Rose / RundÄle Palace, Latvia -- Public domain -- http://commons.wikimedia.org/wiki/File:Sophia of Prussia, duchess of Courland.jpg]