Charles II August Christian was Duke of Zweibrücken from 1775 to 1795. A member of the Palatine House of Zweibrücken-Birkenfeld, a branch of the House of Wittelsbach, he was the elder brother of the f
Portrait by Johann Kaspar Pitz, 1783
Countess Palatine Maria Francisca of Sulzbach, was a Countess Palatine of Zweibrücken-Birkenfeld by marriage to Frederick Michael, Count Palatine of Zweibrücken-Birkenfeld.
Portrait by Johann Georg Ziesenis with a miniature of her son Charles II August, c. 1753-1755
