Austrian Dukes and Emperors: 4 dukes, 1 archduke
Duke Friedrich I the Catholic   1195-1198  
Duke Friedrich II the Quarrelsome   1230-1246  
Duke Friedrich I the Fair   1308-1330  
Duke Friedrich II   1339-1344  
Archduke Friedrich III   1457-1493  
Estonian Presidents and Prime Ministers: 1 state elder
(state elder) Friedrich Akel   1924  
Fictional Characters from Books: 1 character
Friedrich Bhaer   1869   Little Women  
German Chancellors and Presidents: 2 chancellors, 1 chancellor/president
(chancellor) Georg von Hertling (a.k.a. Friedrich)   1917-1918  
(chancellor) Maximilian of Baden (a.k.a. Friedrich)   1918  
(chancellor/president) Friedrich Ebert   1918-1919; 1919-1925  
German Kings and Holy Roman Emperors: 3 king-emperors
King-Emperor Friedrich I Barbarossa   1152-1190  
King-Emperor Friedrich II   1212-1250  
King-Emperor Friedrich III   1440-1493  
Nobel Prize Winners: 3 chemistry, 1 economics
(chemistry) Adolf von Baeyer (a.k.a. Friedrich)   1905  
(chemistry) Friedrich Bergius   1931  
(chemistry) Adolf Butenandt (a.k.a. Friedrich)   1939  
(economics) Friedrich Hayek   1974  
Notable Actors and Entertainers: 1 actor
Gustav Knuth (a.k.a. Friedrich)   1901-1987  
Notable Artists: 2 painters, 1 drawer/painter
Friedrich von Amerling   1803-1887  
Adolph von Menzel (a.k.a. Friedrich)   1815-1905  
Ad Reinhardt (a.k.a. Friedrich)   1913-1967  
Notable Athletes: 1 soccer
(soccer) Fritz Walter   1920-2002  
Notable Businesspeople: 1 businessperson
Carl Benz (a.k.a. Friedrich)   1844-1929  
Notable Filmmakers: 2 directors
F. W. Murnau (a.k.a. Friedrich)   1888-1931  
Fritz Lang   1890-1976  
Notable Military Figures: 1 commander
Friedrich II the Great   1712-1786  
Notable Musicians: 2 singers, 1 composer, 1 musician
Georg Friedrich Händel   1685-1759  
Reinhard Mey (a.k.a. Friedrich)   1942-  
Fritz Hilpert   1956-  
Patrick Lindner (a.k.a. Friedrich)   1960-  
Notable Philosophers and Thinkers: 3 philosophers, 1 economist, 1 mathematician, 1 philologist
Georg Wilhelm Friedrich Hegel   1770-1831  
Carl Friedrich Gauss   1777-1855  
Friedrich Engels   1820-1895  
Max Müller (a.k.a. Friedrich)   1823-1900  
Friedrich Nietzsche   1844-1900  
Friedrich Hayek   1899-1992  
Notable Politicians and Statespeople: 1 politician
Gaius de Gaay Fortman (a.k.a. Friedrich)   1911-1997  
Notable Scientists and Inventors: 6 chemists, 1 astronomer, 1 inventor, 1 naturalist, 1 physician, 1 physicist
Otto Friedrich Müller   1730-1784  
Carl Friedrich Gauss   1777-1855  
Friedrich Bessel   1784-1846  
Friedrich Wöhler   1800-1882  
Adolph Strecker (a.k.a. Friedrich)   1822-1871  
Adolf von Baeyer (a.k.a. Friedrich)   1835-1917  
Carl Benz (a.k.a. Friedrich)   1844-1929  
Friedrich Bergius   1884-1949  
Friedrich Paneth   1887-1958  
Adolf Butenandt (a.k.a. Friedrich)   1903-1995  
Hans Asperger (a.k.a. Friedrich)   1906-1980  
Notable Writers: 4 poets, 2 playwrights, 1 author
Friedrich Schiller   1759-1805  
Friedrich Hölderlin   1770-1843  
Friedrich Schlegel   1772-1829  
Georg Philipp Friedrich von Hardenberg "Novalis"   1772-1801  
Adolf Friedrich von Schack   1815-1894  
Friedrich Dürrenmatt   1921-1990  
Hoimar von Ditfurth (a.k.a. Friedrich)   1921-1989  
Olympic Medalists: 4 bronze, 1 bronze/silver, 1 silver
(bronze) Frigyes Mezei (a.k.a. Friedrich)   1908   medley relay  
(bronze) Marquardt Slevogt (a.k.a. Friedrich)   1932   ice hockey  
(silver) Friedrich Hendrix   1932   4x100 m relay  
(bronze) Friedrich von Stülpnagel   1936   4x400 m relay  
(bronze/silver) Karl-Friedrich Haas   1952; 1956   4x400 m relay; 400 m  
(bronze) Friedrich Wilhelm Braun   1964   basketball  
Other Royalty: 9 princes, 2 emperor/kings, 2 kings, 2 prince consorts, 1 grand duke, 1 king/emperor
Friedrich Wilhelm I   1713-1740   Prussia  
Friedrich II the Great   1740-1786   Prussia  
Sigismund of Prussia (a.k.a. Friedrich)   1864-1866   Prussia  
Waldemar of Prussia (a.k.a. Friedrich)   1868-1879   Prussia  
Wilhelm I (a.k.a. Friedrich)   1861-1888; 1871-1888   Prussia; German Empire  
Wilhelm of Prussia (a.k.a. Friedrich)   1882-1918; 1882-1951   German Empire; Prussia  
Eitel Friedrich of Prussia   1883-1942   Prussia  
Friedrich III   1888   German Empire; Prussia  
Wilhelm II (a.k.a. Friedrich)   1888-1918   German Empire; Prussia  
Waldemar of Prussia (a.k.a. Friedrich)   1889-1945   Prussia  
Adolphe, Grand Duke of Luxembourg (a.k.a. Friedrich)   1890-1905   Luxembourg  
Heinrich of Prussia (a.k.a. Friedrich)   1900-1904   Prussia  
Wilhelm of Prussia (a.k.a. Friedrich)   1906-1940   Prussia  
Friedrich of Prussia   1911-1966   Prussia  
Karl Franz of Prussia (a.k.a. Friedrich)   1916-1975   Prussia  
Bernhard of Lippe-Biesterfeld (a.k.a. Friedrich)   1948-1980   Netherlands  
Claus of the Netherlands (a.k.a. Friedrich)   1980-2002   Netherlands  
Swedish Kings and Queens: 2 kings
King Fredrik I (a.k.a. Friedrich)   1720-1751  
King Adolf Fredrik (a.k.a. Friedrich)   1751-1771  
Swiss Presidents: 4 presidents
Friedrich Frey-Herosé   1854; 1860  
Wilhelm Hertenstein (a.k.a. Friedrich)   1888  
Emil Welti (a.k.a. Friedrich)   1869; 1872; 1876; 1880; 1884; 1891  
Friedrich Traugott Wahlen   1961