Friedrich Albert Lange was a German philosopher and sociologist.

Johann Peter Friedrich Ancillon was a Prussian historian and statesman. He provided Frederick William III of Prussia with strong ideological support against political reforms that might restrain monarchical power.

Friedrich Arnold Brockhaus was a German encyclopedia publisher and editor, famed for publishing the Conversations-Lexikon, which is now published as the Brockhaus encyclopedia.

Friedrich August Berthold Nitzsch was a German theologian.

Friedrich August Carus was a German philosopher. He was the father of surgeon Ernst August Carus (1797–1854).

Friedrich August Ukert was a German history scholar, teacher and humanitarian. He was born in Eutin, Bishopric of Lübeck.

Friedrich August Wolf was a German classicist and is considered the founder of modern philology.

Friedrich Jürgen Baethgen was a German historian born in Greifswald. He specialized in medieval studies and in history of the papacy.

Friedrich Bechtel was a German philologist and linguist of Indo-European languages, known for his research of Greek dialects.

Friedrich Benjamin Graf von Lütke, more commonly known by his Russian name Fyodor Litke, was a German-Russian navigator, geographer, and Arctic explorer. He became a count in 1866, and an admiral in 1855. He was a corresponding member (1829), Honorable Member (1855), and President (1864) of the Russian Academy of Science in St. Petersburg. He was also an Honorable Member of many other Russian and foreign scientific establishments, and a corresponding member of the French Academy of Science in Paris.