Francis II of Saxe-Lauenburg (Ratzeburg, 10 August 1547 – 2 July 1619, Lauenburg upon Elbe), was the third son of Francis I of Saxe-Lauenburg and Sybille of Saxe-Freiberg (Freiberg, 2 May 1515 – 18 July 1592, Buxtehude), daughter of Duke Henry IV the Pious of Saxony.