Duke University | Duke Ellington | Duke | Duke of Wellington | Prince William, Duke of Cambridge | Duke of York | Duke of Norfolk | Duke of Edinburgh | Duke of Burgundy | Prince Arthur, Duke of Connaught and Strathearn | George Villiers, 1st Duke of Buckingham | Prince Andrew, Duke of York | Duke of Northumberland | Alfred, Duke of Saxe-Coburg and Gotha | Prince Richard, Duke of Gloucester | Prince Frederick, Duke of York and Albany | George Duke | Charles Lennox, 2nd Duke of Richmond | Courland | Louis Philippe II, Duke of Orléans | Edward Seymour, 1st Duke of Somerset | Philippe II, Duke of Orléans | John Frederick II, Duke of Saxony | Hugh Grosvenor, 2nd Duke of Westminster | George Monck, 1st Duke of Albemarle | Frederick Schomberg, 1st Duke of Schomberg | Fernando Álvarez de Toledo, 3rd Duke of Alba | Duke of Buccleuch | Archduke Charles, Duke of Teschen | Annie Duke |
Though Edmond was indifferent about the match, she was from German-Baltic nobility, as the illegitimate daughter of Alexander Batowski and Dorothea von Medem (though her mother's husband Peter von Biron, last duke of Courland, acknowledged her as his own).
Sophie died on 24 November 1610, four weeks after the birth of her only son, Jacob, who later succeeded his paternal uncle Friedrich Kettler as Duke of Courland.
Hedvig Elizabeth von Biron of Courland (1727–1797), was a princess of Courland and a Russian courtier, daughter of the Duke of Courland, Ernst Johann von Biron, and Benigna Gottlieb von Trotha gt Treyden, and the sister of Peter von Biron.
#Johanna Magdalene (b. Weissenfels, 17 March 1708 - d. Leipzig, 25 January 1760), married on 5 January 1730 to Ferdinand Kettler, Duke of Courland and Semigallia.