John Frederick I was the Prince-Elector and Arch-Marshal of the Holy Roman Empire from the Ernestine branch of the Saxon ruling House of Wettin, who initially governed over the Ernestine Electorate of
Portrait by Lucas Cranach the Elder, 1531
Hunt in Honour of Charles V at the Castle of Torgau, by Lucas Cranach the Younger, 1544
Battle of Mühlberg 1547 and imprisonment of Elector John Frederick I of Saxony. Painting from 1630, German Historical Museum, Berlin
John Frederick in captivity, painted by Titian c. 1550–51. Note the scar on the left of his face, received at Mühlberg.
Johann Frederick III, also known as Johann Frederick the Younger was a German nobleman. He was a titular Duke of Saxony from the Ernestine branch of the House of Wettin. He received Saxe-Gotha as an a
Johann Frederick III (right) with his elder brothers Johann Frederick II and Johann Wilhelm