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
Joseph Charles, Hereditary Prince of Sulzbach was the eldest son of Theodore Eustace, Count Palatine of Sulzbach.
Portrait by Jan Philips van der Schlichten
