Frederick II, Count Palatine of the Rhine (9 December 1482 – 26 February 1556), a member of the Wittelsbach dynasty, is Prince-elector of the Palatinate from 1544 to 1556.
Frederick was born in Winzingen Castle near Neustadt an der Weinstraße as the fourth son of Philip, Elector Palatine and Margarete of Bavaria-Landshut.
In 1535, he marries in Heidelberg to Dorothea of Denmark, Electress Palatine; they have no issue.
He is custodian of the young dukes of Palatinate-Neuburg Otto Henry and Philip and then serves as general for the Habsburg Ferdinand I.