Princess Frederica or Princess Frederika may refer to:

• Princess Frederica Amalia of Denmark (1649–1704), duchess consort of Holstein-Gottorp, wife of Duke Christian Albrecht of Holstein-Gottorp
• Frederica Louisa of Hesse-Darmstadt (1751–1805), queen consort and second wife of King Frederick William II of Prussia
• Princess Frederica Charlotte of Prussia (1767–1820), daughter of King Frederick William II of Prussia and wife of Prince Frederick, Duke of York and Albany
• Frederica of Mecklenburg-Strelitz (1778–1841), wife of King Ernest Augustus I of Hanover
• Frederica of Baden (1781–1826), queen consort of King Gustav IV Adolf of Sweden
• Princess Frederica of Prussia (1796–1850), daughter of Prince Louis Charles of Prussia and wife of Leopold IV, Duke of Anhalt-Dessau
• Princess Frederica of Hanover (1848–1926), daughter of George V of Hanover and wife of Baron Alfons von Pawel-Rammingen
• Frederica of Hanover (1917–1981), queen consort of King Paul of Greece

Princess Friederike may refer to:

• Princess Friederike Luise of Prussia (1714–1784), daughter of King Frederick William I of Prussia and wife of Karl Wilhelm Friedrich, margrave of Brandenburg-Ansbach
• Princess Friederike of Hesse-Darmstadt (1752–1782), daughter of Landgrave George William of Hesse-Darmstadt and wife of Charles II, grand duke of Mecklenburg-Strelitz
• Princess Friederike of Schleswig-Holstein-Sonderburg-Beck (1780–1862), daughter of Friedrich Karl Ludwig, Duke of Schleswig-Holstein-Sonderburg-Beck
• Princess Friederike of Schleswig-Holstein-Sonderburg-Glücksburg (1811–1902), daughter of Duke Friedrich Wilhelm of Schleswig-Holstein-Sonderburg-Glücksburg

See also

• Caroline of Baden, Frederica Caroline Wilhelmina, Electress and later first Queen of Bavaria
• Friederike of Hanover (disambiguation)

This disambiguation page lists articles associated with the title Princess Frederica.
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