Frederick II
- Frederick Augustus II of Saxony
- Frederick II (Archbishop of Cologne)
- Frederick II of Denmark
- Frederick II of Prussia
- Frederick II, Count of Celje
- Frederick II, Count of Diessen
- Frederick II, Count of Vaudémont
- Frederick II, Duke of Austria
- Frederick II, Duke of Brunswick-Lüneburg
- Frederick II, Duke of Holstein-Gottorp
- Frederick II, Duke of Lorraine
- Frederick II, Duke of Mecklenburg-Schwerin
- Frederick II, Duke of Saxe-Gotha-Altenburg
- Frederick II, Duke of Swabia
- Frederick II, Duke of Upper Lorraine
- Frederick II, Elector Palatine
- Frederick II, Elector of Brandenburg
- Frederick II, Elector of Saxony
- Frederick II, Grand Duke of Baden
- Frederick II, Holy Roman Emperor
- Frederick II, Landgrave of Hesse-Homburg
- Frederick II, Landgrave of Hesse-Kassel
- Frederick II, Margrave of Baden-Eberstein
- Frederick II, Margrave of Meissen
- Frederick II, Marquess of Saluzzo
- Frederick III of Sicily
- Frederick William II (disambiguation)
- Frederik II Upper Secondary School
- Frederik II van Sierck
- Friedrich II, Duke of Anhalt