German numismatist; born in Berlin June 25, 1813; died there April 4, 1884. After studying at the universities of Bonn and Berlin, and traveling in Italy (1838-39), he obtained a position at the Königliche Sammlung der Antiken-Münzen in Berlin (1840). In 1868 he became director of the numismatic section of the Berlin Museum. In 1872 he was elected a member of the Berlin Academy of Sciences. Besides numerous papers in numismatic journals, he wrote: "Die Münzen des Johanniterordens auf Rhodos," Berlin, 1843; "Die Münzen Justinians" (with Pinder), 1843; "Die Münzen der Ostgothen," ib. 1844; "Die Münzen der Vandalen," ib. 1849; "Die Oskischen Münzen," Leipsic, 1850; "Das Königliche Münzkabinet" (with Von Sallet), 2d ed., Berlin, 1877; Supplement, 1882; "Die Italienischen Schaumünzen des 15. Jahrhunderts," ib. 1880-82; "Verzeichnis von Griechischen Münzen, Welche aus Modernen Stempeln Geprägt Sind," ib. 1883. He edited G. Schadow's "Aufsätze und Briefe," Düsseldorf, 1864; 2d ed., Stuttgart, 1890. From his literary remains Weil published "Repertorium zur Antiken Numismatik," a supplement to Mionnet's "Description des Médailles Antiques," Berlin, 1885.
Friedländer's entire family embraced Christianity in 1820.