Frederick Ferdinand, Duke of Anhalt-Köthen
Frederick Ferdinand of Anhalt-Köthen was a German prince, Ascanian ruler of the principality of Anhalt-Pless and, from 1818, of the duchy of Anhalt-Köthen. Wikipedia
Born: June 25, 1769, Pszczyna, Poland
Died: August 23, 1830 (age 61 years), Köthen (Anhalt), Germany
Grandparents: Augustus Louis, Prince of Anhalt-Köthen and Emilie of Promnitz-Pless
Great-grandparents: Emmanuel Lebrecht, Prince of Anhalt-Köthen, Gisela Agnes of Rath, and Erdmann II, Count of Promnitz