Empress Augusta (Born Princess Maria Luise Augusta Catherina of Saxe-Weimar-Eisenach; 30 September 1811 – 7 January 1890), was Queen of Prussia and the first German Empress as the wife of William I, German Emperor.

Michael, Prince of Saxe-Weimar-EisenachIn 1919 royalty and nobility were mandated to lose their privileges in Germany, hereditary titles were to be legally borne thereafter only as part of the surname, according to Article 109 of the Weimar Constitution.

Charles Frederick (2 February 1783 – 8 July 1853) was the reigning Grand Duke of Saxe-Weimar-Eisenach.

Charles Alexander (Karl Alexander August Johann; 24 June 1818 – 5 January 1901) was the ruler of Saxe-Weimar-Eisenach as its grand duke from 1853 until his death.